100 results found for "real-number-line" in Class 10.
On the number line, what type of real number does (x=0) show?
A. न धनात्मक न ऋणात्मकNeither positive nor negative
(0) न धनात्मक होता है न ऋणात्मक। परीक्षा में (0) को अलग पहचानें। / (0) is neither positive nor negative. In exams, identify (0) separately.
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At which mixed number position will \(-\frac{17}{5}\) lie on the number line?
B. \(-3-\frac{2}{5}\)
\(-\frac{17}{5}=-3-\frac{2}{5}\), इसलिए यह (-4) और (-3) के बीच है। परीक्षा में ऋणात्मक मिश्र संख्या का चिह्न ठीक रखें। / \(-\frac{17}{5}=-3-\frac{2}{5}\), so it lies between (-4) and (-3). In exams, keep the sign of a negative mixed number correct.
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How will \(\frac{13}{4}\) be shown as a mixed number on the number line?
A. \(3+\frac{1}{4}\)
\(\frac{13}{4}=3+\frac{1}{4}\), इसलिए यह (3) के बाद एक चौथाई पर होगा। परीक्षा में विषम भिन्न को मिश्र संख्या में बदलें। / \(\frac{13}{4}=3+\frac{1}{4}\), so it lies one-fourth after (3). In exams, convert an improper fraction into a mixed number.
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Where will \(\frac{5}{4}\) be placed as a mixed number on the number line?
A. \(1+\frac{1}{4}\)
\(\frac{5}{4}=1+\frac{1}{4}\), इसलिए यह (1) के बाद एक चौथाई भाग पर है। परीक्षा में अपूर्ण भिन्न को मिश्र रूप में बदलें। / \(\frac{5}{4}=1+\frac{1}{4}\), so it is one-fourth after (1). In exams, convert an improper fraction into mixed form.
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Which number is exactly midway between (-2) and (3) on the number line?
A. \(\frac{1}{2}\)
मध्य संख्या \(\frac{-2+3}{2}=\frac{1}{2}\) है। दो बिंदुओं के ठीक बीच के लिए उनका औसत लें। / The midpoint is \(\frac{-2+3}{2}=\frac{1}{2}\). To find the exact middle of two points, take their average.
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Which number lies exactly between (0) and (1) on the number line?
A. \(\frac{1}{2}\)
(0) और (1) के बीच की मध्य संख्या \(\frac{0+1}{2}=\frac{1}{2}\) है। परीक्षा में मध्य संख्या के लिए औसत लें। / The middle number between (0) and (1) is \(\frac{0+1}{2}=\frac{1}{2}\). In exams, use the average for the midpoint.
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Which number lies to the left of (0) on the number line?
A. -(4)
ऋणात्मक संख्याएँ (0) के बाईं ओर स्थित होती हैं। बाईं ओर जाने पर संख्या का मान घटता है। / Negative numbers lie to the left of (0). The value decreases as we move left.
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Which number lies to the right of (0) on the number line?
A. (3)
संख्या रेखा पर धनात्मक संख्याएँ (0) के दाईं ओर होती हैं। दाईं ओर जाने पर संख्या का मान बढ़ता है। / Positive numbers lie to the right of (0) on the number line. The value increases as we move right.
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C. \(\frac{1}{2},\frac{1}{3},\sqrt{\frac{1}{4}}\) जैसे अनेक बिंदुMany points like \(\frac{1}{2},\frac{1}{3},\sqrt{\frac{1}{4}}\)
(0) और (1) के बीच परिमेय और अपरिमेय दोनों प्रकार की अनंत संख्याएं होती हैं। किसी भी दो वास्तविक संख्याओं के बीच और संख्याएं मिलती हैं। / Between (0) and (1), there are infinitely many rational and irrational numbers. Between any two real numbers, more numbers can be found.
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Which number has distance \( \sqrt{41} \) from (0) and lies to the left of (0) on the number line?
B. \( -\sqrt{41} \)
बाईं ओर का बिंदु ऋणात्मक होगा और दूरी \( \sqrt{41} \) है। इसलिए संख्या \( -\sqrt{41} \) है। / The point on the left is negative and its distance is \( \sqrt{41} \). Therefore the number is \( -\sqrt{41} \).
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What type of number is \(0.7272272227\ldots\) on the number line?
B. अपरिमेय संख्याIrrational number
यह दशमलव असांत और अनावर्ती है, इसलिए अपरिमेय है। दशमलव पैटर्न सच में दोहरता है या नहीं, यह जाँचें। / This decimal is non-terminating and non-repeating, so it is irrational. Check whether the decimal pattern truly repeats or not.
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Which number has distance \( \sqrt{26} \) from (0) and lies to the right of (0) on the number line?
B. \( \sqrt{26} \)
दाईं ओर का बिंदु धनात्मक होगा और दूरी \( \sqrt{26} \) है। इसलिए संख्या \( \sqrt{26} \) है। / The point on the right is positive and its distance is \( \sqrt{26} \). Therefore the number is \( \sqrt{26} \).
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What type of number is \(0.6161161116\ldots\) on the number line?
B. अपरिमेय संख्याIrrational number
यह दशमलव असांत और अनावर्ती है, इसलिए अपरिमेय है। पैटर्न दोहराव वाला है या नहीं, इसे ध्यान से देखें। / This decimal is non-terminating and non-repeating, so it is irrational. Check carefully whether the pattern repeats or not.
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Which number has distance \( \sqrt{17} \) from (0) and lies to the left of (0) on the number line?
A. \( -\sqrt{17} \)
बाईं ओर का बिंदु ऋणात्मक होगा और दूरी \( \sqrt{17} \) है। इसलिए संख्या \( -\sqrt{17} \) है। / The point on the left is negative and its distance is \( \sqrt{17} \). Therefore the number is \( -\sqrt{17} \).
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What type of number is \(0.2727727772\ldots\) on the number line?
A. अपरिमेय संख्याIrrational number
यह दशमलव असांत और अनावर्ती है। इसलिए यह संख्या रेखा पर अपरिमेय संख्या है। / This decimal is non-terminating and non-repeating. Hence it is an irrational number on the number line.
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Which number lies between \( \sqrt{8} \) and (3) on the number line?
A. (2.9)
\( \sqrt{8}\approx2.828\), इसलिए (2.9) उसके और (3) के बीच है। पहले अपरिमेय संख्या का अनुमान करें। / \( \sqrt{8}\approx2.828\), so (2.9) lies between it and (3). First estimate the irrational number.
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Which number can be represented as \(\sqrt{25}-\sqrt{4}\) on the number line?
A. (3)
\(\sqrt{25}=5\) और \(\sqrt{4}=2\), इसलिए \(\sqrt{25}-\sqrt{4}=3\)। पूर्ण वर्गों को तुरंत सरल करें। / \(\sqrt{25}=5\) and \(\sqrt{4}=2\), so \(\sqrt{25}-\sqrt{4}=3\). Simplify perfect squares immediately.
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Which number is equal to \(\sqrt{9.61}\) on the number line?
A. (3.1)
क्योंकि \(3.1^2=9.61\), इसलिए \(\sqrt{9.61}=3.1\)। दशमलव वर्गों को सावधानी से गुणा करें। / Because \(3.1^2=9.61\), \(\sqrt{9.61}=3.1\). Multiply decimal squares carefully.
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If (A) is \(\sqrt{18}\) on the number line, to which number is (A) closest?
A. (4.24)
\(\sqrt{18}=3\sqrt{2}\approx4.242\), इसलिए (4.24) सबसे निकट है। सरलीकरण अनुमान को आसान बनाता है। / \(\sqrt{18}=3\sqrt{2}\approx4.242\), so (4.24) is closest. Simplification makes estimation easier.
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Which number is closest to \(\sqrt{6}\) on the number line?
A. (2.45)
\(\sqrt{6}\approx2.449\), इसलिए (2.45) सबसे निकट है। निकटता के लिए अनुमानित मान से अंतर जाँचें। / \(\sqrt{6}\approx2.449\), so (2.45) is closest. To test closeness, compare differences from the approximate value.
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Which number is irrational and lies between (0) and (1) on the number line?
A. \(\frac{\sqrt{2}}{2}\)
\(\frac{\sqrt{2}}{2}\) अपरिमेय है और इसका मान (0) और (1) के बीच है। अपरिमेय संख्या को परिमेय से भाग देने पर शून्येतर परिमेय के लिए अपरिमेय ही रहती है। / \(\frac{\sqrt{2}}{2}\) is irrational and its value lies between (0) and (1). An irrational divided by a non-zero rational remains irrational.
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Which decimal number has the same position as \(\frac{13}{8}\) on the number line?
A. (1.625)
\(\frac{13}{8}=1.625\), इसलिए दोनों एक ही बिंदु दर्शाते हैं। भिन्न को दशमलव में बदलकर स्थान पहचानें। / \(\frac{13}{8}=1.625\), so both represent the same point. Convert the fraction into a decimal to identify position.
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Which number is represented exactly midway between (0) and (1) on the number line?
A. \(\frac{1}{2}\)
(0) और (1) का मध्य बिंदु \(\frac{0+1}{2}=\frac{1}{2}\) होता है। संख्या रेखा में मध्य निकालने के लिए औसत लें। / The midpoint of (0) and (1) is \(\frac{0+1}{2}=\frac{1}{2}\). To find a midpoint on a number line, take the average.
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Which number lies between \(\frac{2}{3}\) and \(\frac{3}{4}\) on the number line?
B. (0.7)
\(\frac{2}{3}\approx0.667\) और \(\frac{3}{4}=0.75\), इसलिए (0.7) बीच में है। तुलना के लिए दशमलव रूप उपयोग करें। / \(\frac{2}{3}\approx0.667\) and \(\frac{3}{4}=0.75\), so (0.7) lies between them. Use decimal form for comparison.
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Which number lies between \(\sqrt{3}\) and (2) on the number line?
B. (1.8)
\(\sqrt{3}\approx1.73\) है और (1.8), (1.73) तथा (2) के बीच है। अनुमान से बीच की संख्या चुनें। / \(\sqrt{3}\approx1.73\), and (1.8) lies between (1.73) and (2). Use estimation to choose the middle value.
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Which number is not between (-1) and (0) on the number line?
C. \(-\frac{5}{4}\)
\(-\frac{5}{4}=-1.25\), जो (-1) से बाईं ओर है। परीक्षा में ऋणात्मक भिन्न को दशमलव में बदलकर जांच सकते हैं। / \(-\frac{5}{4}=-1.25\), which is to the left of (-1). In exams, convert negative fractions into decimals to check.
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Which number is less than \(\sqrt{14}\) but greater than (3) on the number line?
B. (3.5)
\(\sqrt{14}\) लगभग (3.74) है, इसलिए (3.5) (3) से बड़ा और \(\sqrt{14}\) से छोटा है। परीक्षा में वर्गमूल का मोटा अनुमान लगाएं। / \(\sqrt{14}\) is about (3.74), so (3.5) is greater than (3) and less than \(\sqrt{14}\). In exams, make a rough estimate of the square root.
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Which number will lie exactly midway between \(\frac{2}{5}\) and \(\frac{4}{5}\) on the number line?
B. \(\frac{3}{5}\)
मध्य संख्या \(\frac{\frac{2}{5}+\frac{4}{5}}{2}=\frac{3}{5}\) है। दो बिंदुओं के ठीक बीच के लिए उनका औसत लें। / The midpoint is \(\frac{\frac{2}{5}+\frac{4}{5}}{2}=\frac{3}{5}\). To find the exact middle point, take the average of the two points.
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B. (-0.25)
दाईं ओर जाने पर जोड़ते हैं इसलिए (-1+0.75=-0.25) होगा। दिशा के अनुसार जोड़ या घटाव चुनें। / Moving right means addition, so (-1+0.75=-0.25). Choose addition or subtraction according to direction.
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Which number will lie between (2.6) and (2.7) on the number line?
B. (2.65)
(2.65), (2.6) से बड़ा और (2.7) से छोटा है। दशमलवों की तुलना समान स्थान मान से करें। / (2.65) is greater than (2.6) and less than (2.7). Compare decimals using the same place values.
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Which number will lie to the left of (3) on the number line?
D. (2.9)
संख्या रेखा पर बाईं ओर संख्या छोटी होती है और (2.9<3) है। परीक्षा में बाईं दिशा को छोटी संख्या से जोड़ें। / Numbers decrease to the left on the number line, and (2.9<3). In exams, connect the left direction with the smaller number.
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Which number will lie to the right of (-2) on the number line?
C. (-1)
संख्या रेखा पर दाईं ओर संख्या बड़ी होती है और (-1>-2) है। परीक्षा में दाईं दिशा को बड़ी संख्या से जोड़ें। / Numbers increase to the right on the number line, and (-1>-2). In exams, connect the right direction with the greater number.
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Which number is located between (1) and (2) on the number line?
A. \(\sqrt{3}\)
क्योंकि \(1^2=1\) और \(2^2=4\), इसलिए \(\sqrt{3}\) (1) और (2) के बीच है। परीक्षा में वर्गमूल को पूर्ण वर्गों से घेरें। / Since \(1^2=1\) and \(2^2=4\), \(\sqrt{3}\) lies between (1) and (2). In exams, bracket square roots using perfect squares.
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Which number will not lie between (2) and (3) on the number line?
D. \(\sqrt{10}\)
\(\sqrt{10}\), (3) से बड़ा है क्योंकि \(3^2=9\) और (10) इससे बड़ा है। परीक्षा में वर्गमूल की स्थिति वर्गों से जांचें। / \(\sqrt{10}\) is greater than (3) because \(3^2=9\) and (10) is larger. In exams, check square root positions using squares.
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On the number line, \(-\sqrt{16}\) will be at the same position as which number?
C. (-4)
\(\sqrt{16}=4\), इसलिए \(-\sqrt{16}=-4\) है। परीक्षा में वर्गमूल निकालने के बाद बाहर का ऋण चिह्न लगाएं। / \(\sqrt{16}=4\), so \(-\sqrt{16}=-4\). In exams, apply the outside negative sign after finding the square root.
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On the number line, \(\sqrt{9}\) will be at the same position as which number?
B. (3)
\(\sqrt{9}=3\), इसलिए इसका स्थान (3) पर होगा। परीक्षा में पूर्ण वर्गों के वर्गमूल तुरंत पहचानें। / \(\sqrt{9}=3\), so its position is at (3). In exams, identify square roots of perfect squares quickly.
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Which number is closest to (0) on the number line?
B. \(\frac{1}{3}\)
(0) से दूरी के आधार पर \(\frac{1}{3}\) सबसे छोटी दूरी पर है। परीक्षा में निकटता के लिए दूरी देखें न कि केवल चिह्न। / \(\frac{1}{3}\) has the smallest distance from (0). In exams, check distance for closeness and not only the sign.
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If point (A) is (1.2) units to the right of (0) on the number line, which number does (A) represent?
C. (1.2)
शून्य से दाईं ओर जाने पर संख्या धनात्मक होती है, इसलिए बिंदु (A=1.2) है। दिशा देखकर चिह्न तय करें। / Moving right from (0) gives a positive number, so (A=1.2). Check direction first to decide the sign.
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Which number is exactly midway between (1) and (4) on the number line?
A. (2.5)
मध्य संख्या \(\frac{1+4}{2}=2.5\) है। दो बिंदुओं के बीच ठीक बीच के लिए औसत लें। / The middle number is \(\frac{1+4}{2}=2.5\). For the exact middle between two points, take the average.
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Which number lies between \(\frac{2}{5}\) and \(\frac{3}{5}\) on the number line?
A. \(\frac{1}{2}\)
\(\frac{2}{5}=0.4\), \(\frac{1}{2}=0.5\), और \(\frac{3}{5}=0.6\), इसलिए \(\frac{1}{2}\) बीच में है। तुलना के लिए दशमलव रूप उपयोगी है। / \(\frac{2}{5}=0.4\), \(\frac{1}{2}=0.5\), and \(\frac{3}{5}=0.6\), so \(\frac{1}{2}\) lies between them. Decimal form helps in comparison.
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On the number line, \(0.999\ldots\) is equal to which number?
A. (1)
\(0.999\ldots=1\) होता है, इसलिए दोनों एक ही बिंदु हैं। आवर्ती दशमलव को सीमित दशमलव जैसा न समझें। / \(0.999\ldots=1\), so both are the same point. Do not treat a recurring decimal like a terminating decimal.
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On the number line, \(-2+\frac{1}{2}\) has the same position as which number?
A. \(-\frac{3}{2}\)
\(-2+\frac{1}{2}=-\frac{4}{2}+\frac{1}{2}=-\frac{3}{2}\) है। ऋणात्मक पूर्णांक में भिन्न जोड़ते समय दिशा ध्यान रखें। / \(-2+\frac{1}{2}=-\frac{4}{2}+\frac{1}{2}=-\frac{3}{2}\). Be careful with direction when adding a fraction to a negative integer.
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On the number line, \(2+\frac{1}{4}\) is equal to which number?
A. \(\frac{9}{4}\)
\(2+\frac{1}{4}=\frac{8}{4}+\frac{1}{4}=\frac{9}{4}\) है। पूर्णांक को समान हर वाली भिन्न में बदलें। / \(2+\frac{1}{4}=\frac{8}{4}+\frac{1}{4}=\frac{9}{4}\). Convert the integer to a fraction with the same denominator.
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What type of number does (0) represent on the number line?
A. न धनात्मक न ऋणात्मकneither positive nor negative
(0) न धनात्मक है और न ऋणात्मक। यह संख्या रेखा का मूल बिंदु माना जाता है। / (0) is neither positive nor negative. It is treated as the origin on the number line.
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On the number line, which number is to the left between (-0.5) and (-0.2)?
A. (-0.5)
(-0.5< -0.2), इसलिए (-0.5) बाईं ओर है। ऋणात्मक दशमलव की तुलना सावधानी से करें। / Since (-0.5< -0.2), (-0.5) is to the left. Compare negative decimals carefully.
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On the number line, which number is to the right between (1.8) and (2.1)?
A. (2.1)
(2.1>1.8), इसलिए (2.1) दाईं ओर होगा। संख्या रेखा पर दाईं ओर जाने पर मान बढ़ता है। / Since (2.1>1.8), (2.1) is to the right. Values increase as we move right on the number line.
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Which number lies between (-2) and (-1) on the number line?
A. \(-\frac{3}{2}\)
\(-\frac{3}{2}=-1.5\) होता है, इसलिए यह (-2) और (-1) के बीच है। ऋणात्मक संख्याओं में दाईं ओर जाने पर मान बढ़ता है। / \(-\frac{3}{2}=-1.5\), so it lies between (-2) and (-1). For negative numbers, values increase to the right.
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Which number lies between (1.4) and (1.5) on the number line?
A. (1.45)
(1.45), (1.4) से बड़ा और (1.5) से छोटा है। दशमलव संख्याओं की तुलना स्थान मान से करें। / (1.45) is greater than (1.4) and less than (1.5). Compare decimals using place value.
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Which number is equal to \(\sqrt{9}\) on the number line?
A. (3)
\(\sqrt{9}=3\), इसलिए यह (3) के बिंदु पर होगा। वर्गमूल का मुख्य मान धनात्मक लिया जाता है। / \(\sqrt{9}=3\), so it is at the point (3). The principal square root is taken positive.
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Which number is to the right on the number line between (-5) and (-2)?
A. -(2)
बड़ी संख्या संख्या रेखा पर दाईं ओर होती है और (-2>-5)। ऋणात्मक संख्याओं में (0) के पास वाली संख्या बड़ी होती है। / The greater number lies to the right and (-2>-5). Among negative numbers, the one closer to (0) is greater.
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Which number lies between (2) and (3) on the number line?
A. (2.5)
(2.5), (2) और (3) के बीच आता है। बीच की संख्या दोनों सिरों से छोटी-बड़ी तुलना करके पहचानें। / (2.5) lies between (2) and (3). Identify a middle number by comparing it with both endpoints.
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On the number line, which point is farther left between \( -\frac{11}{3} \) and \( -\sqrt{13} \)?
A. \( -\frac{11}{3}\)
\( -\frac{11}{3}\approx-3.667\) और \( -\sqrt{13}\approx-3.606\), इसलिए \( -\frac{11}{3}\) अधिक छोटा है। संख्या रेखा पर छोटी संख्या अधिक बाईं ओर होती है। / \( -\frac{11}{3}\approx-3.667\) and \( -\sqrt{13}\approx-3.606\), so \( -\frac{11}{3}\) is smaller. On a number line, the smaller number lies farther left.
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A. \(1+\frac{2}{7}\)
\(\frac{9}{7}=1+\frac{2}{7}\), इसलिए (1) के बाद दूसरा सातवाँ भाग चुनेंगे। अपूर्णांक को मिश्र संख्या में बदलना उपयोगी है। / \(\frac{9}{7}=1+\frac{2}{7}\), so choose the second seventh part after (1). Converting an improper fraction into a mixed form is useful.
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What is the opposite point of (-7) on the number line?
A. (7)
(-7) का विपरीत बिंदु (7) है क्योंकि दोनों (0) से समान दूरी पर हैं। परीक्षा में विपरीत संख्या पहचानने के लिए चिह्न बदलें। / The opposite point of (-7) is (7) because both are equally distant from (0). In exams, change the sign to identify the opposite number.
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What is the opposite point of (4) on the number line?
B. (-4)
(4) का विपरीत बिंदु (0) से समान दूरी पर दूसरी ओर (-4) है। परीक्षा में विपरीत संख्या में केवल चिह्न बदलता है। / The opposite point of (4) is (-4), at the same distance from (0) on the other side. In exams, only the sign changes for the opposite number.
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Between which two integers does \(\sqrt{5}\) lie on the number line?
A. (2) और (3)(2) and (3)
क्योंकि \(2^2<5<3^2\), इसलिए \(\sqrt{5}\), (2) और (3) के बीच है। पूर्ण वर्गों से अंतराल जल्दी मिल जाता है। / Since \(2^2<5<3^2\), \(\sqrt{5}\) lies between (2) and (3). Perfect squares quickly give the interval.
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Between which two integers does \(\sqrt{2}\) lie on the number line?
A. (1) और (2)(1) and (2)
क्योंकि \(1^2<2<2^2\), इसलिए \(1<\sqrt{2}<2\)। वर्गों की तुलना करके वर्गमूल का स्थान पहचानें। / Since \(1^2<2<2^2\), we get \(1<\sqrt{2}<2\). Compare squares to locate a square root.
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What is the distance from (-3) to (2) on the number line?
A. (5) इकाई(5) units
दूरी (|2-(-3)|=5) इकाई है। ऋणात्मक संख्या घटाते समय चिह्न पर ध्यान दें। / The distance is (|2-(-3)|=5) units. Be careful with signs when subtracting a negative number.
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Which of these values will not lie between (0) and (1) on the number line?
C. (-0.1)
(-0.1) शून्य से छोटा है इसलिए (0) और (1) के बीच नहीं है। बीच की जांच में दोनों सीमाओं से तुलना करें। / (-0.1) is less than zero, so it is not between (0) and (1). Compare with both bounds when checking between values.
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Using sides (3) and (4) in a right triangle, which value can be constructed on the number line?
A. (5)
कर्ण \(\sqrt{3^2+4^2}=5\) होता है। यह पाइथागोरस त्रिक का सीधा उपयोग है। / The hypotenuse is \(\sqrt{3^2+4^2}=5\). This is a direct use of a Pythagorean triple.
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To place (1.375) between (1) and (2) on the number line, how far should we move from (1)?
C. (0.375)
क्योंकि (1.375=1+0.375), इसलिए (1) से (0.375) इकाई आगे जाना होगा। दशमलव स्थान में पूर्णांक भाग अलग करें। / Since (1.375=1+0.375), move (0.375) unit from (1). Separate the integer part when locating decimals.
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B. \(\sqrt{2}\)
पाइथागोरस से कर्ण \(=\sqrt{1^2+1^2}=\sqrt{2}\) होगा। ऐसी रचनाओं में वर्गों का योग जरूर देखें। / By Pythagoras the hypotenuse is \(\sqrt{1^2+1^2}=\sqrt{2}\). In such constructions always add the squares of perpendicular sides.
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To represent (5) on the number line, how many units and in which direction should we move from (0)?
A. (5) इकाई दाईं ओर(5) units to the right
(5) धनात्मक है इसलिए यह (0) के दाईं ओर (5) इकाई पर होगा। परीक्षा में धनात्मक संख्या के लिए दाईं दिशा याद रखें। / (5) is positive, so it lies (5) units to the right of (0). In exams, remember right direction for positive numbers.
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Where will \(\frac{3}{4}\) be shown on the number line?
A. (0) और (1) के बीचBetween (0) and (1)
\(\frac{3}{4}\) का मान (1) से कम और (0) से अधिक होता है। परीक्षा में भिन्न की स्थिति पहले उसके मान से पहचानें। / \(\frac{3}{4}\) is greater than (0) and less than (1). In exams first compare the fraction value with nearby integers.
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What type of numbers can all points between (1) and (2) represent on the number line?
A. वास्तविक संख्याएँreal numbers
संख्या रेखा का प्रत्येक बिंदु एक वास्तविक संख्या दिखाता है। (1) और (2) के बीच परिमेय और अपरिमेय दोनों हो सकते हैं। / Every point on the number line represents a real number. Between (1) and (2), both rational and irrational numbers can occur.
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At which point will \(\sqrt{4}\) lie on the number line?
A. (2)
\(\sqrt{4}=2\) होता है, इसलिए बिंदु (2) पर होगा। पूर्ण वर्गों के वर्गमूल याद रखें। / \(\sqrt{4}=2\), so the point is (2). Remember square roots of perfect squares.
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What is the exact middle point between (0) and (2) on the number line?
A. (1)
मध्य बिंदु \(\frac{0+2}{2}=1\) है। बीच का बिंदु दोनों सिरों से बराबर दूरी पर होता है। / The midpoint is \(\frac{0+2}{2}=1\). The middle point is equally distant from both endpoints.
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Between which two integers does \(\frac{7}{4}\) lie on the number line?
A. (1) और (2)(1) and (2)
\(\frac{7}{4}=1.75\), इसलिए यह (1) और (2) के बीच है। अशुद्ध भिन्न को मिश्रित या दशमलव रूप में सोचें। / \(\frac{7}{4}=1.75\), so it lies between (1) and (2). Think of an improper fraction in mixed or decimal form.
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Between which two integers does \(\frac{1}{2}\) lie on the number line?
A. (0) और (1)(0) and (1)
\(\frac{1}{2}=0.5\), इसलिए यह (0) और (1) के बीच है। भिन्न को दशमलव में सोचने से स्थान स्पष्ट होता है। / \(\frac{1}{2}=0.5\), so it lies between (0) and (1). Thinking of a fraction as a decimal helps locate it.
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A. \( \frac{3\sqrt{2}}{2} \)
मध्य बिंदु \( \frac{\sqrt{2}+\sqrt{8}}{2}=\frac{\sqrt{2}+2\sqrt{2}}{2}=\frac{3\sqrt{2}}{2} \) है। मध्य के लिए दोनों मानों का औसत लें। / The midpoint is \( \frac{\sqrt{2}+\sqrt{8}}{2}=\frac{\sqrt{2}+2\sqrt{2}}{2}=\frac{3\sqrt{2}}{2} \). Take the average of the two values for the midpoint.
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What is the simplified correct value of \( \sqrt{300}-\sqrt{147} \) on the number line?
A. \(3\sqrt{3}\)
\( \sqrt{300}=10\sqrt{3} \) और \( \sqrt{147}=7\sqrt{3} \), इसलिए अंतर \(3\sqrt{3}\) है। पहले मूलों को सरल करें। / \( \sqrt{300}=10\sqrt{3} \) and \( \sqrt{147}=7\sqrt{3} \), so the difference is \(3\sqrt{3}\). Simplify the radicals first.
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If \(u=-\sqrt{27}-3\) on the number line, in which interval does (u) lie?
B. ( -8 ) और ( -7 ) के बीचBetween ( -8 ) and ( -7 )
\( -\sqrt{27}-3\approx-8.196 \) नहीं, बल्कि \( -\sqrt{27}\approx-5.196 \) होने से योग लगभग (-8.196) है। इसलिए यह (-9) और (-8) के बीच है। / \( -\sqrt{27}\approx-5.196 \), so \( -\sqrt{27}-3\approx-8.196 \). Therefore it lies between (-9) and (-8).
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If \( \sqrt{x}=7.9 \), with which point is (x) associated on the number line?
C. (62.41)
\(x=7.9^2=62.41\) है। वर्गमूल हटाने के लिए दोनों पक्षों का वर्ग करें। / \(x=7.9^2=62.41\). Square both sides to remove the square root.
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What is the simplified form of \( \sqrt{29}+\sqrt{29}+\sqrt{29}+\sqrt{29} \) on the number line?
B. \(4\sqrt{29}\)
समान मूलों को जोड़ने पर \( \sqrt{29}+\sqrt{29}+\sqrt{29}+\sqrt{29}=4\sqrt{29} \) होता है। मूल के अंदर संख्याएँ सीधे नहीं जोड़ी जातीं। / Adding like radicals gives \( \sqrt{29}+\sqrt{29}+\sqrt{29}+\sqrt{29}=4\sqrt{29} \). Do not add the numbers inside radicals directly.
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If \( -\sqrt{122}<x<-11 \) on the number line, which value is possible?
A. ( -11.03 )
\( -\sqrt{122}\approx-11.045 \), इसलिए (x) को (-11.045) और (-11) के बीच होना चाहिए। (-11.03) सही है। / \( -\sqrt{122}\approx-11.045 \), so (x) must lie between (-11.045) and (-11). (-11.03) is correct.
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On the number line, \( \sqrt{156} \) is closest to which integer?
B. (12)
\( \sqrt{156}\approx12.49 \), इसलिए यह (12) के थोड़ा अधिक निकट है। निकटतम पूर्णांक के लिए दूरी जाँचें। / \( \sqrt{156}\approx12.49 \), so it is slightly closer to (12). Check distance for the nearest integer.
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On the number line, \( \frac{1}{\sqrt{36}} \) equals which point?
C. \( \frac{1}{6} \)
\( \sqrt{36}=6 \), इसलिए \( \frac{1}{\sqrt{36}}=\frac{1}{6} \)। हर में वर्गमूल को पहले सरल करें। / \( \sqrt{36}=6 \), so \( \frac{1}{\sqrt{36}}=\frac{1}{6} \). Simplify the root in the denominator first.
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If (P) is at \( \sqrt{256}-\sqrt{121} \) on the number line, what is the coordinate of (P)?
A. (5)
\( \sqrt{256}=16 \) और \( \sqrt{121}=11 \), इसलिए अंतर (5) है। पहले अलग-अलग वर्गमूल निकालें। / \( \sqrt{256}=16 \) and \( \sqrt{121}=11 \), so the difference is (5). Find each square root first.
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Which value lies between (-5) and \( -\sqrt{23} \) on the number line?
B. ( -4.90 )
\( -\sqrt{23}\approx-4.796 \), इसलिए (-4.90) (-5) और (-4.796) के बीच है। ऋणात्मक अंतराल को क्रम से पढ़ें। / \( -\sqrt{23}\approx-4.796 \), so (-4.90) lies between (-5) and (-4.796). Read negative intervals in order.
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Which is the most suitable estimate of \( \sqrt{18}-\sqrt{17} \) on the number line?
B. (0.12)
\( \sqrt{18}\approx4.243 \) और \( \sqrt{17}\approx4.123 \), इसलिए अंतर लगभग (0.12) है। पास-पास मूलों का अंतर छोटा होता है। / \( \sqrt{18}\approx4.243 \) and \( \sqrt{17}\approx4.123 \), so the difference is about (0.12). The difference of nearby roots is small.
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If \(x=\sqrt{a}\) and (12.6<x<12.7) on the number line, which value of (a) is correct?
B. (159)
\(12.6^2=158.76\) और \(12.7^2=161.29\), इसलिए (a) इनके बीच होना चाहिए। (159) सही है। / \(12.6^2=158.76\) and \(12.7^2=161.29\), so (a) must lie between them. (159) is correct.
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B. \(7\sqrt{5}\)
\( \sqrt{245}=\sqrt{49\cdot5}=7\sqrt{5} \) है। सबसे बड़ा पूर्ण वर्ग बाहर निकालें। / \( \sqrt{245}=\sqrt{49\cdot5}=7\sqrt{5} \). Factor out the largest perfect square.
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B. (173)
\( \sqrt{3}\approx1.732 \), इसलिए \( \frac{a}{100} \) को (1.732) और (1.74) के बीच होना चाहिए। (a=173) से (1.73) मिलता है जो थोड़ा छोटा है, इसलिए सीमा सावधानी से जाँचें। / \( \sqrt{3}\approx1.732 \), so \( \frac{a}{100} \) must be between (1.732) and (1.74). (a=173) gives (1.73), which is slightly smaller, so check the bound carefully.
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A. \(5-\sqrt{11}<\frac{17}{10}\)
\(5-\sqrt{11}\approx1.683\) और \( \frac{17}{10}=1.7 \) है। इसलिए पहला मान थोड़ा छोटा है। / \(5-\sqrt{11}\approx1.683\) and \( \frac{17}{10}=1.7 \). Therefore the first value is slightly smaller.
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If \(A=-\sqrt{185}\), (B=-13.6), and \(C=-\frac{68}{5}\), which is farthest left on the number line?
A. (A)
\(A\approx-13.601\), जबकि (B=-13.6) और (C=-13.6) है। सबसे छोटी संख्या (A) है। / \(A\approx-13.601\), while (B=-13.6) and (C=-13.6). The smallest number is (A).
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On the number line, \( \sqrt{\frac{196}{289}} \) is equal to what?
A. \( \frac{14}{17} \)
\( \sqrt{\frac{196}{289}}=\frac{14}{17} \) है। अंश और हर का धनात्मक वर्गमूल लें। / \( \sqrt{\frac{196}{289}}=\frac{14}{17} \). Take the positive square root of numerator and denominator.
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On the number line, \( \frac{\sqrt{225}-6}{9} \) is equal to which point?
A. (1)
\( \sqrt{225}=15 \), इसलिए \( \frac{15-6}{9}=1 \)। संचालन का क्रम सही रखें। / \( \sqrt{225}=15 \), so \( \frac{15-6}{9}=1 \). Keep the order of operations correct.
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Which option gives the correct decimal bound for \( \sqrt{86} \) on the number line?
B. \(9.2<\sqrt{86}<9.3\)
\(9.2^2=84.64\) और \(9.3^2=86.49\), इसलिए \( \sqrt{86} \) इनके बीच है। दशमलव सीमा के लिए वर्ग जाँचें। / \(9.2^2=84.64\) and \(9.3^2=86.49\), so \( \sqrt{86} \) lies between them. Check squares for decimal bounds.
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If \(a=\sqrt{26}\), \(b=\frac{51}{10}\), and (c=5.11), which is greatest on the number line?
C. (c)
\( \sqrt{26}\approx5.099 \), \( \frac{51}{10}=5.1 \), और (5.11) है। इसलिए (c) सबसे बड़ा है। / \( \sqrt{26}\approx5.099 \), \( \frac{51}{10}=5.1 \), and (c=5.11). Therefore (c) is greatest.
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Which decimal value is closest to \( \sqrt{199} \) on the number line?
A. (14.10)
\( \sqrt{199}\approx14.11 \), इसलिए (14.10) सबसे निकट है। बड़े मूलों में निकट वर्गों से जाँच करें। / \( \sqrt{199}\approx14.11 \), so (14.10) is closest. Check nearby squares for large roots.
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If \(p=-\sqrt{99}+4\), in which interval will (p) lie on the number line?
B. ( -6 ) और ( -5 ) के बीचBetween ( -6 ) and ( -5 )
\( \sqrt{99}\approx9.95 \), इसलिए \(p\approx-5.95\) है। अतः यह (-6) और (-5) के बीच होगा। / \( \sqrt{99}\approx9.95 \), so \(p\approx-5.95\). Hence it lies between (-6) and (-5).
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Between which two consecutive integers is \( \sqrt{131}+2 \) on the number line?
B. (13) और (14)(13) and (14)
\(11<\sqrt{131}<12\), इसलिए \(13<\sqrt{131}+2<14\)। पहले वर्गमूल की सीमा निकालें। / Since \(11<\sqrt{131}<12\), \(13<\sqrt{131}+2<14\). First find the bounds of the square root.
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Which option gives the correct value of \( \sqrt{0.0225} \) on the number line?
A. (0.15)
\(0.15^2=0.0225\), इसलिए वर्गमूल (0.15) है। दशमलव स्थानों को गिनना जरूरी है। / \(0.15^2=0.0225\), so the square root is (0.15). Counting decimal places is important.
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Between which two integers is \( -\frac{43}{11} \) located on the number line?
C. ( -4 ) और ( -3 )( -4 ) and ( -3 )
\( -\frac{43}{11}\approx-3.909 \), इसलिए यह (-4) और (-3) के बीच है। ऋणात्मक भिन्नों को दशमलव में बदलें। / \( -\frac{43}{11}\approx-3.909 \), so it lies between (-4) and (-3). Convert negative fractions to decimals.
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C. (71)
\(8.4^2=70.56\) और \(8.5^2=72.25\), इसलिए (n) इनके बीच होना चाहिए। (71) सही सीमा में है। / \(8.4^2=70.56\) and \(8.5^2=72.25\), so (n) must lie between them. (71) is in the correct range.
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If \(a=\sqrt{108}-\sqrt{48}\), what is the simplified form of (a) on the number line?
A. \(2\sqrt{3}\)
\( \sqrt{108}=6\sqrt{3} \) और \( \sqrt{48}=4\sqrt{3} \), इसलिए अंतर \(2\sqrt{3}\) है। समान मूलों को ही घटाएँ। / \( \sqrt{108}=6\sqrt{3} \) and \( \sqrt{48}=4\sqrt{3} \), so the difference is \(2\sqrt{3}\). Subtract only like radicals.
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Which value lies between \( -\sqrt{12} \) and \( -\frac{17}{5} \) on the number line?
B. ( -3.43 )
\( -\sqrt{12}\approx-3.464 \) और \( -\frac{17}{5}=-3.4 \) है। इसलिए (-3.43) इनके बीच स्थित है। / \( -\sqrt{12}\approx-3.464 \) and \( -\frac{17}{5}=-3.4 \). Therefore (-3.43) lies between them.
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Which point is exactly midway between \( \frac{7}{15} \) and \( \frac{11}{15} \) on the number line?
A. \( \frac{3}{5} \)
मध्य बिंदु \( \frac{\frac{7}{15}+\frac{11}{15}}{2}=\frac{3}{5} \) है। मध्य के लिए दोनों मानों का औसत लें। / The midpoint is \( \frac{\frac{7}{15}+\frac{11}{15}}{2}=\frac{3}{5} \). Use the average of the two values for the midpoint.
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Which statement is correct for \( \sqrt{21} \) and (4.59) on the number line?
A. \( \sqrt{21}<4.59 \)
\( \sqrt{21}\approx4.583 \), जो (4.59) से थोड़ा छोटा है। निकट मानों में अधिक सटीक अनुमान करें। / \( \sqrt{21}\approx4.583 \), which is slightly less than (4.59). Use more accurate estimation for close values.
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If \(x=\frac{\sqrt{169}}{6}\), what is (x) equal to on the number line?
A. \( \frac{13}{6} \)
\( \sqrt{169}=13 \), इसलिए \(x=\frac{13}{6}\) है। पहले वर्गमूल निकालें फिर भाग करें। / \( \sqrt{169}=13 \), so \(x=\frac{13}{6}\). Find the square root first and then divide.
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