MCQ Collection
India MCQs
Practice India questions with answers and explanations.
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Correct Answer: A. 31
Explanation:
By Vieta, root sum is the coefficient 31.
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Correct Answer: A. 17.5
Explanation:
(18+17)/2=17.5.
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Correct Answer: D. 25
Explanation:
Increase/base ×100 = 25%.
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Correct Answer: A. 4
Explanation:
The units digit follows from 4³.
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Correct Answer: B. 120
Explanation:
Area=10×12=120.
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Correct Answer: A. 52
Explanation:
Area=4×13=52.
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Correct Answer: A. 21
Explanation:
By Vieta, root sum is the coefficient 21.
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Correct Answer: A. 12.5
Explanation:
(6+19)/2=12.5.
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Correct Answer: C. 25
Explanation:
Increase/base ×100 = 25%.
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Correct Answer: D. 16.0
Explanation:
(11+21)/2=16.0.
