word problems se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.
116 questions tagged with word problems.
A. (50)
मूल गति (x) हो, तो \(\frac{300}{x}-\frac{300}{x+10}=1\)। इससे (x=50) मिलता है। / Let the original speed be (x), then \(\frac{300}{x}-\frac{300}{x+10}=1\). This gives (x=50).
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A. (20)
यदि चौड़ाई (x) है, तो (x(x+5)=200)। (x=15) होने से लंबाई (20) है। / If the breadth is (x), then (x(x+5)=200). With (x=15), the length is (20).
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A. (30)
समीकरण (x(50-x)=600) है। इससे \(x^2-50x+600=0\), इसलिए (x=20) या (30); बड़ा मान (30) है। / The equation is (x(50-x)=600). This gives \(x^2-50x+600=0\), so (x=20) or (30); the larger value is (30).
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The area of a rectangle is (180) and its length is (3) times its breadth. What is the breadth?
A. \(2\sqrt{15}\)
यदि चौड़ाई (x) है, तो लंबाई (3x) होगी। \(3x^2=180\) से \(x=2\sqrt{15}\) मिलता है। / If the breadth is (x), the length is (3x). From \(3x^2=180\), \(x=2\sqrt{15}\).
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A rectangular garden has length (8) more than its breadth and area (240). What is the breadth?
A. (12)
यदि चौड़ाई (x) है, तो (x(x+8)=240)। (x=12) से चौड़ाई (12) है। / If the breadth is (x), then (x(x+8)=240). From (x=12), the breadth is (12).
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A. (8)
यदि छोटी भुजा (x) है, तो दूसरी (x+7) होगी। (x-2+(x+7)2=172) से (x=8) मिलता है। / If the smaller leg is (x), the other is (x+7). From (x-2+(x+7)2=172), (x=8).
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A. (12)
यदि ऊँचाई (x) है, तो दूरी (x-7) होगी। (x-2+(x-7)2=132) से (x=12) मिलता है। / If the height is (x), the distance is (x-7). From (x-2+(x-7)2=132), (x=12).
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A. \(4\sqrt{6}\)
मान लें संख्या (x) है, तो \(x^2-11=85\)। इससे \(x^2=96\), इसलिए धनात्मक संख्या \(4\sqrt{6}\) है। / Let the number be (x), so \(x^2-11=85\). This gives \(x^2=96\), so the positive number is \(4\sqrt{6}\).
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A number multiplied by its next integer gives (210). What is the number?
A. (14)
यदि संख्या (x) है, तो (x(x+1)=210)। \(14\times15=210\), इसलिए संख्या (14) है। / If the number is (x), then (x(x+1)=210). Since \(14\times15=210\), the number is (14).
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A. (9)
यदि छोटी संख्या (x) है, तो बड़ी (x+2) है। (x-2+(x+2)2=130) से (x=7), इसलिए बड़ी संख्या (9) है। / If the smaller number is (x), the larger is (x+2). From (x-2+(x+2)2=130), (x=7), so the larger number is (9).
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The sum of two numbers is (15) and their product is (54). What is the larger number?
A. (9)
यदि एक संख्या (x) है, तो दूसरी (15-x) होगी। (x(15-x)=54) से संख्याएँ (9) और (6) मिलती हैं। / If one number is (x), the other is (15-x). From (x(15-x)=54), the numbers are (9) and (6).
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The area of a square is (45) more than its perimeter. What is the side of the square?
A. (9)
यदि भुजा (x) है, तो \(x^2=4x+45\)। इससे \(x^2-4x-45=0\), इसलिए धनात्मक भुजा (9) है। / If the side is (x), then \(x^2=4x+45\). This gives \(x^2-4x-45=0\), so the positive side is (9).
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The area of a rectangle is (96) and its length is (4) more than its breadth. What is the breadth?
A. (8)
यदि चौड़ाई (x) है, तो (x(x+4)=96)। (x=8) से आयत की चौड़ाई (8) है। / If the breadth is (x), then (x(x+4)=96). From (x=8), the breadth is (8).
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The perimeter of a rectangle is (34) and its area is (60). What is the larger side?
A. (12)
भुजाएँ (x) और (17-x) होंगी क्योंकि (2(l+b)=34)। (x(17-x)=60) से भुजाएँ (12) और (5) मिलती हैं। / The sides are (x) and (17-x) because (2(l+b)=34). From (x(17-x)=60), the sides are (12) and (5).
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The length of a rectangle is (3) more than its breadth and the area is (70). What is the length?
A. (10)
यदि चौड़ाई (x) है, तो (x(x+3)=70)। (x=7) होने से लंबाई (10) है। / If the breadth is (x), then (x(x+3)=70). With (x=7), the length is (10).
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The sum of a number and its reciprocal is \(\frac{5}{2}\). What is the larger number?
A. (2)
मान लें संख्या (x) है, तो \(x+\frac{1}{x}=\frac{5}{2}\)। इससे \(2x^2-5x+2=0\), इसलिए बड़ी संख्या (2) है। / Let the number be (x), so \(x+\frac{1}{x}=\frac{5}{2}\). This gives \(2x^2-5x+2=0\), so the larger number is (2).
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The product of two consecutive positive even integers is (168). What is the larger integer?
A. (14)
यदि छोटा सम पूर्णांक (x) है, तो (x(x+2)=168)। (x=12) होने से बड़ा पूर्णांक (14) है। / If the smaller even integer is (x), then (x(x+2)=168). Since (x=12), the larger integer is (14).
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The product of two consecutive positive odd integers is (195). What is the smaller integer?
A. (13)
यदि छोटा विषम पूर्णांक (x) है, तो (x(x+2)=195)। (x=13) सही है क्योंकि \(13\times15=195\)। / If the smaller odd integer is (x), then (x(x+2)=195). (x=13) is correct because \(13\times15=195\).
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The product of two consecutive positive integers is (156). What is the larger integer?
A. (13)
यदि छोटा पूर्णांक (x) है, तो (x(x+1)=156)। (x=12) मिलने पर बड़ा पूर्णांक (13) है। / If the smaller integer is (x), then (x(x+1)=156). When (x=12), the larger integer is (13).
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The product of two consecutive positive integers is (306). What is the smaller integer?
B. (17)
छोटा पूर्णांक (x) हो तो (x(x+1)=306), जिससे (x=17) मिलता है। लगातार पूर्णांकों को (x) और (x+1) लिखें। / If the smaller integer is (x), then (x(x+1)=306), giving (x=17). Write consecutive integers as (x) and (x+1).
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The product of two consecutive positive integers is (182). What is the smaller integer?
B. (13)
छोटा पूर्णांक (x) हो तो (x(x+1)=182), जिससे (x=13) मिलता है। लगातार पूर्णांकों को (x) और (x+1) लिखना सही तरीका है। / If the smaller integer is (x), then (x(x+1)=182), which gives (x=13). Writing consecutive integers as (x) and (x+1) is the correct method.
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The product of two consecutive odd positive numbers is (143). What is the smaller number?
B. (11)
लगातार विषम संख्याएँ (x) और (x+2) होंगी, इसलिए (x(x+2)=143) से (x=11) मिलता है। विषम लगातार संख्याओं में अंतर (2) होता है। / Consecutive odd numbers are (x) and (x+2), so (x(x+2)=143) gives (x=11). Consecutive odd numbers differ by (2).
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The square of a positive number is (45) more than (4) times the number. What is the number?
C. (9)
\(x^2=4x+45\) से \(x^2-4x-45=0\) मिलता है और धनात्मक हल (9) है। ऐसे प्रश्न में वाक्य को सीधे समीकरण में बदलें। / \(x^2=4x+45\) gives \(x^2-4x-45=0\), and the positive solution is (9). In such questions, convert the sentence directly into an equation.
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A number multiplied by its next integer gives (56). What is the number?
B. (7)
संख्या (x) हो तो (x(x+1)=56) बनता है, जिससे (x=7) मिलता है। प्रश्न में अगले पूर्णांक का अर्थ (x+1) है। / If the number is (x), then (x(x+1)=56), giving (x=7). In the question, next integer means (x+1).
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The product of two consecutive positive integers is (132). What is the larger integer?
C. (12)
मान लें संख्याएँ (x) और (x+1) हैं, तब (x(x+1)=132) से (x=11) है। इसलिए बड़ा पूर्णांक (12) है। / Let the numbers be (x) and (x+1), then (x(x+1)=132) gives (x=11). So the larger integer is (12).
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The product of two consecutive positive integers is (72). What is the smaller integer?
B. (8)
मान लें छोटा पूर्णांक (x) है, तब (x(x+1)=72) से (x=8) मिलता है। परीक्षा में लगातार संख्याओं को (x) और (x+1) लिखें। / Let the smaller integer be (x), then (x(x+1)=72) gives (x=8). In exams, write consecutive numbers as (x) and (x+1).
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