Average of 12 numbers 2670. If average of 8 is 2665, average of remaining 4? MCQ with Answer and Explanation

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Average of 12 numbers 2670. If average of 8 is 2665, average of remaining 4?

A. 2675

B. 2682

C. 2680

D. 2678

Answer: Option C

Solution (By JKSSB Mock Tests)

Sum12=32040. Sum8=21320. Remaining=10720. Average=2680.

This question belongs to: Maths Average

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Question #1

Average of 12 numbers 2520. If average of 8 is 2515, average of remaining 4?

A. 2530

B. 2532

C. 2525

D. 2528

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Correct Answer: Option A

Explanation:
Sum12=30240. Sum8=20120. Remaining=10120. Average=2530.

This question belongs to: Maths Average

Question #2

Average of 12 numbers 38. If average of 9 is 35, average of remaining 3?

A. 48

B. 50

C. 47

D. 45

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Correct Answer: Option C

Explanation:
Sum12=456. Sum9=315. Remaining=141. Average=47.

This question belongs to: Maths Average

Question #3

Average of 1485,1980,2475 is

A. 1980

B. 1975

C. 1970

D. 1990

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Correct Answer: Option A

Explanation:
5940/3=1980.

This question belongs to: Maths Average

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