MCQ Collection
jee-main-barch MCQs
Practice jee-main-barch questions with answers and explanations.
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Correct Answer: A. 19
Explanation:
By Vieta, root sum is the coefficient 19.
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Correct Answer: B. 11.5
Explanation:
(12+11)/2=11.5.
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Correct Answer: C. 25
Explanation:
Increase/base ×100 = 25%.
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Correct Answer: A. 26
Explanation:
By Vieta, root sum is the coefficient 26.
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Correct Answer: C. 15.0
Explanation:
(17+13)/2=15.0.
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Correct Answer: A. 25
Explanation:
Increase/base ×100 = 25%.
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Correct Answer: B. 1
Explanation:
The units digit follows from 1³.
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Correct Answer: A. 24
Explanation:
Area=4×6=24.
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Correct Answer: C. 14
Explanation:
By Vieta, root sum is the coefficient 14.
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Correct Answer: A. 9.0
Explanation:
(6+12)/2=9.0.
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Correct Answer: B. 25
Explanation:
Increase/base ×100 = 25%.
