Average of 10 numbers 130. If average of 6 is 125, average of remaining 4? MCQ with Answer and Explanation

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Average of 10 numbers 130. If average of 6 is 125, average of remaining 4?

A. 138

B. 135

C. 140

D. 137.5

Answer: Option D

Solution (By JKExamLibrary)

Sum10=1300. Sum6=750. Remaining=550. Average=137.5.

This question belongs to: Maths Average

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Question #1 Report Error

Average of 8 numbers 2100. If average of 5 is 2095, average of remaining 3?

A. 2105

B. 2108.33

C. 2110

D. 2107

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Correct Answer: Option B

Explanation:
Sum8=16800. Sum5=10475. Remaining=6325. Average≈2108.33.

This question belongs to: Maths Average

Question #2 Report Error

The average of 48,64,80 is

A. 70

B. 60

C. 62

D. 64

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Correct Answer: Option D

Explanation:
192/3=64.

This question belongs to: Maths Average

Question #3 Report Error

Average of 10,15,20,25,30 is

A. 25

B. 22

C. 20

D. 18

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Correct Answer: Option C

Explanation:
100/5=20.

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