UPSC CDS Elementary Mathematics item 25: Find 15+8.
Choose an option to check your answer.
Correct Answer: C. 23
Explanation:
15+8=23.
MCQ Collection
india-recruitment-upsc-cds MCQs
Practice india-recruitment-upsc-cds questions with answers and explanations.
UPSC CDS Elementary Mathematics item 15: Compute 22÷7, rounded to two decimals.
Choose an option to check your answer.
Correct Answer: C. 3.14
Explanation:
22/7=3.14.
UPSC CDS Elementary Mathematics item 2: Find 9×3.
Choose an option to check your answer.
Correct Answer: B. 27
Explanation:
9×3=27.
UPSC CDS Elementary Mathematics item 3: Compute 10÷4, rounded to two decimals.
Choose an option to check your answer.
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?
Choose an option to check your answer.
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.
UPSC CDS Elementary Mathematics item 6: Find the mean of 13 and 7.
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Correct Answer: A. 10.0
Explanation:
Mean=10.0.
UPSC CDS Elementary Mathematics item 7: Find 14+8.
Choose an option to check your answer.
Correct Answer: C. 22
Explanation:
14+8=22.
UPSC CDS Elementary Mathematics item 8: Find 15×9.
Choose an option to check your answer.
Correct Answer: D. 135
Explanation:
15×9=135.
UPSC CDS Elementary Mathematics item 9: Compute 16÷10, rounded to two decimals.
Choose an option to check your answer.
Correct Answer: C. 1.6
Explanation:
16/10=1.6.
UPSC CDS Elementary Mathematics item 10: A value rises from 68 to 85. What is the percentage increase?
Choose an option to check your answer.
Correct Answer: B. 25
Explanation:
Increase/base×100=25%.
UPSC CDS Elementary Mathematics item 11: A rectangle has length 18 cm and breadth 3 cm. Find its area.
Choose an option to check your answer.
Correct Answer: C. 54
Explanation:
Area=54 cm².