Average of 9 numbers 2640. If average of 6 is 2635, average of remaining 3? MCQ with Answer and Explanation

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Average of 9 numbers 2640. If average of 6 is 2635, average of remaining 3?

A. 2645

B. 2648

C. 2650

D. 2655

Answer: Option C

Solution (By JKExamLibrary)

Sum9=23760. Sum6=15810. Remaining=7950. Average=2650.

This question belongs to: Maths Average

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Question #1 Report Error

Average of 30 numbers 42. If average of 20 is 40, average of remaining 10?

A. 44

B. 46

C. 45

D. 48

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Correct Answer: Option B

Explanation:
Total=1260. Sum20=800. Remaining=460. Average=46.

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. 2328

B. 2330

C. 2332

D. 2325

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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

Average of 9 numbers 1840. If average of 6 is 1835, average of remaining 3?

A. 1855

B. 1850

C. 1845

D. 1848

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Correct Answer: Option B

Explanation:
Sum9=16560. Sum6=11010. Remaining=5550. Average=1850.

This question belongs to: Maths Average

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