Average of 15 numbers 1660. If average of 9 is 1655, average of remaining 6? MCQ with Answer and Explanation

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Average of 15 numbers 1660. If average of 9 is 1655, average of remaining 6?

A. 1668

B. 1665

C. 1667.5

D. 1670

Answer: Option C

Solution (By JKExamLibrary)

Sum15=24900. Sum9=14895. Remaining=10005. Average=1667.5.

This question belongs to: Maths Average

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Question #1 Report Error

The average of 1620,2160,2700 is

A. 2160

B. 2150

C. 2170

D. 2155

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Correct Answer: Option A

Explanation:
6480/3=2160.

This question belongs to: Maths Average

Question #2 Report Error

Average of 12 numbers 2320. If average of 8 is 2315, average of remaining 4?

A. 2332

B. 2330

C. 2325

D. 2328

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Correct Answer: Option B

Explanation:
Sum12=27840. Sum8=18520. Remaining=9320. Average=2330.

This question belongs to: Maths Average

Question #3 Report Error

The average of 8,16,24,32 is

A. 18

B. 22

C. 20

D. 24

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Correct Answer: Option C

Explanation:
Sum=80. Average=20.

This question belongs to: Maths Average

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