UPSC CDS Elementary Mathematics item 19: Find 9+2.
Choose an option to check your answer.
Correct Answer: D. 11
Explanation:
9+2=11.
MCQ Collection
India MCQs
Practice India questions with answers and explanations.
UPSC CDS Elementary Mathematics item 20: Find 10×3.
Choose an option to check your answer.
Correct Answer: A. 30
Explanation:
10×3=30.
UPSC CDS Elementary Mathematics item 21: Compute 11÷4, rounded to two decimals.
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Correct Answer: A. 2.75
Explanation:
11/4=2.75.
UPSC CDS Elementary Mathematics item 22: A value rises from 48 to 60. What is the percentage increase?
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Correct Answer: B. 25
Explanation:
Increase/base×100=25%.
UPSC CDS Elementary Mathematics item 23: A rectangle has length 13 cm and breadth 6 cm. Find its area.
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Correct Answer: D. 78
Explanation:
Area=78 cm².
UPSC CDS Elementary Mathematics item 24: Find the mean of 14 and 7.
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Correct Answer: A. 10.5
Explanation:
Mean=10.5.
UPSC CDS Elementary Mathematics item 25: Find 15+8.
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Correct Answer: C. 23
Explanation:
15+8=23.
UPSC CDS Elementary Mathematics item 15: Compute 22÷7, rounded to two decimals.
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Correct Answer: C. 3.14
Explanation:
22/7=3.14.
UPSC CDS Elementary Mathematics item 2: Find 9×3.
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Correct Answer: B. 27
Explanation:
9×3=27.
UPSC CDS Elementary Mathematics item 3: Compute 10÷4, rounded to two decimals.
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Correct Answer: C. 2.5
Explanation:
10/4=2.5.
UPSC CDS Elementary Mathematics item 4: A value rises from 44 to 55. What is the percentage increase?
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Correct Answer: D. 25
Explanation:
Increase/base×100=25%.
UPSC CDS Elementary Mathematics item 5: A rectangle has length 12 cm and breadth 6 cm. Find its area.
Choose an option to check your answer.
Correct Answer: A. 72
Explanation:
Area=72 cm².