Average of 15 numbers 1960. If average of 9 is 1955, average of remaining 6? MCQ with Answer and Explanation

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Average of 15 numbers 1960. If average of 9 is 1955, average of remaining 6?

A. 1967.5

B. 1970

C. 1968

D. 1965

Answer: Option A

Solution (By JKExamLibrary)

Sum15=29400. Sum9=17595. Remaining=11805. Average=1967.5.

This question belongs to: Maths Average

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Question #1 Report Error

Average of 8 numbers 500. If average of 5 is 495, average of remaining 3?

A. 507

B. 510

C. 508.33

D. 505

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Correct Answer: Option C

Explanation:
Sum8=4000. Sum5=2475. Remaining=1525. Average≈508.33.

This question belongs to: Maths Average

Question #2 Report Error

The average of 7 numbers is 32. If each number is increased by 4, what is the new average?

A. 36

B. 28

C. 32

D. 40

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Correct Answer: Option A

Explanation:
New average =32+4=36.

This question belongs to: Maths Average

Question #3 Report Error

The average of 7 numbers is 41. If each number is multiplied by 2, what is the new average?

A. 82

B. 61.5

C. 41

D. 84

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Correct Answer: Option A

Explanation:
New average =41×2=82.

This question belongs to: Maths Average

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