Practice focused topic-wise MCQs with answers and explanations for quick revision and exam preparation.
Difficulty select karke sirf is topic ke focused MCQs practice karein. Score, timer aur explanations student-friendly flow me milenge.
Showing 81-90 of 584 questions.
What is the solution of the inequality \(6-5x\ge -9\)?
A. \(x\le 3\)
(6) घटाने पर \(-5x\ge -15\), फिर (-5) से भाग देने पर \(x\le 3\)। ऋणात्मक से भाग में चिह्न पलटें। / Subtracting (6) gives \(-5x\ge -15\), then dividing by (-5) gives \(x\le 3\). Reverse the sign in negative division.
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What is the solution of the inequality (5x+6>3x+20)?
A. (x>7)
(3x) घटाने पर (2x+6>20), इसलिए (x>7)। चर और स्थिर पद अलग रखें। / Subtracting (3x) gives (2x+6>20), so (x>7). Keep variable and constant terms separate.
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What is the solution of the inequality (9(x-1)>6x+12)?
A. (x>7)
(9x-9>6x+12) से (3x>21), इसलिए (x>7)। कोष्ठक में ऋण चिह्न पर ध्यान दें। / From (9x-9>6x+12), we get (3x>21), so (x>7). Pay attention to the minus sign in brackets.
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When (18) is added to a number (x), the result is greater than (50). What is the solution for (x)?
A. (x>32)
स्थिति से (x+18>50), इसलिए (x>32)। शब्दों को सही असमानता में बदलें। / The situation gives (x+18>50), so (x>32). Convert words into the correct inequality.
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Radha has (x) marks. If \(x+12\ge 45\), what is the minimum value of (x)?
A. (33)
(12) घटाने पर \(x\ge 33\), इसलिए न्यूनतम मान (33) है। \(\ge\) में सीमा मान शामिल होता है। / Subtracting (12) gives \(x\ge 33\), so the minimum value is (33). The sign \(\ge\) includes the boundary value.
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Three times a number (x) is less than (27). What is the correct solution?
A. (x<9)
तिगुना (3x) होता है, इसलिए (3x<27) और (x<9)। कम है का अर्थ (<) है। / Three times means (3x), so (3x<27) and (x<9). Less than means (<).
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A. \(x-7\ge 20,\ x\ge 27\)
कम से कम का अर्थ \(\ge\) है, इसलिए \(x-7\ge 20\) और \(x\ge 27\)। शब्द संकेतों को ध्यान से पढ़ें। / At least means \(\ge\), so \(x-7\ge 20\) and \(x\ge 27\). Read word clues carefully.
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Which is the correct order to solve \(2x+3\le 15\)?
A. (3) घटाएं फिर (2) से भाग देंSubtract (3) then divide by (2)
पहले (3) घटाने पर \(2x\le 12\), फिर (2) से भाग देने पर \(x\le 6\)। उल्टे क्रम में ऑपरेशन करें। / First subtracting (3) gives \(2x\le 12\), then dividing by (2) gives \(x\le 6\). Use operations in reverse order.
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What is the solution of the inequality (-x+9>1)?
A. (x<8)
(9) घटाने पर (-x>-8), इसलिए (-1) से भाग देने पर (x<8)। (-x) को (x) बनाते समय चिह्न पलटें। / Subtracting (9) gives (-x>-8), so dividing by (-1) gives (x<8). Reverse the sign when changing (-x) to (x).
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What is the solution of the inequality (13<3x+1)?
A. (x>4)
(1) घटाने पर (12<3x), इसलिए (4<x) अर्थात (x>4)। दिशा बदलकर लिखते समय चिह्न सही पढ़ें। / Subtracting (1) gives (12<3x), so (4<x), meaning (x>4). Read the sign correctly when rewriting the direction.
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