If average of 8 numbers is 25 and average of 5 is 20, average of remaining 3 is MCQ with Answer and Explanation

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If average of 8 numbers is 25 and average of 5 is 20, average of remaining 3 is

A. 35

B. 32

C. 30

D. 33.33

Answer: Option D

Solution (By JKExamLibrary)

Sum8=200. Sum5=100. Remaining sum=100. Average=100/3≈33.33.

This question belongs to: Maths Average

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Practice More Average Questions

Question #1 Report Error

Average of 10 numbers 1680. If average of 6 is 1675, average of remaining 4?

A. 1686

B. 1687.5

C. 1690

D. 1685

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Correct Answer: Option B

Explanation:
Sum10=16800. Sum6=10050. Remaining=6750. Average=1687.5.

This question belongs to: Maths Average

Question #2 Report Error

Average of 8 numbers 2400. If average of 5 is 2395, average of remaining 3?

A. 2407

B. 2408.33

C. 2410

D. 2405

View Answer & Solution Discuss

Correct Answer: Option B

Explanation:
Sum8=19200. Sum5=11975. Remaining=7225. Average≈2408.33.

This question belongs to: Maths Average

Question #3 Report Error

The average age of 25 persons is 36. If 5 persons with average 40 leave, new average?

A. 37

B. 36

C. 34

D. 35

View Answer & Solution Discuss

Correct Answer: Option D

Explanation:
Total=900. Leave=200. Remaining 700/20=35.

This question belongs to: Maths Average

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