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 111-120 of 604 questions.
What is the simplified form of (8s-3s+4)?
D. (5s+4)
(8s-3s=5s) और (4) अलग रहता है। इसलिए (5s+4) सही है। / (8s-3s=5s), and (4) remains separate. So (5s+4) is correct.
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If (x=5), what is the value of (3x-2)?
B. (13)
(x=5) रखने पर (3x-2=3(5)-2=13)। पहले गुणा करें फिर घटाएं। / Putting (x=5), (3x-2=3(5)-2=13). Multiply first and then subtract.
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If (y=4), what is the value of \(y^2-1\)?
A. (15)
(y=4) रखने पर \(y^2-1=4^2-1=15\)। घात का मान पहले निकालें। / Putting (y=4), \(y^2-1=4^2-1=15\). Evaluate the power first.
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How will you write the sum of (n) and (12) in algebraic form?
C. (n+12)
योग का अर्थ जोड़ना है। इसलिए सही व्यंजक (n+12) है। / Sum means addition. Therefore the correct expression is (n+12).
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Which expression represents (5) less than (2p)?
D. (2p-5)
(5) कम का अर्थ (5) घटाना है। इसलिए (2p-5) सही है। / (5) less means subtracting (5). So (2p-5) is correct.
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How will you write the product of (7) and (k)?
A. (7k)
गुणनफल का अर्थ गुणा करना है। इसलिए (7) और (k) का गुणनफल (7k) है। / Product means multiplication. Therefore the product of (7) and (k) is (7k).
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How will you write subtracting (6) from the square of (t)?
B. \(t^2-6\)
(t) का वर्ग \(t^2\) है। उसमें से (6) घटाने पर \(t^2-6\) मिलता है। / The square of (t) is \(t^2\). Subtracting (6) gives \(t^2-6\).
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What is the coefficient of (mn) in the expression (-mn+4)?
C. (-1)
(-mn) का अर्थ (-1mn) है। इसलिए (mn) का गुणांक (-1) है। / (-mn) means (-1mn). Therefore the coefficient of (mn) is (-1).
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How many variables are there in the expression (4x+5y-2z)?
D. (3)
इस व्यंजक में (x), (y) और (z) चर हैं। इसलिए कुल (3) चर हैं। / The variables in this expression are (x), (y), and (z). So there are (3) variables.
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Which one is a constant expression?
A. (-12)
नियतांक व्यंजक में कोई चर नहीं होता। (-12) में केवल संख्या है। / A constant expression has no variable. (-12) has only a number.
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