Average of 8 numbers 550. If average of 5 is 545, average of remaining 3? MCQ with Answer and Explanation

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Average of 8 numbers 550. If average of 5 is 545, average of remaining 3?

A. 558.33

B. 557

C. 555

D. 560

Answer: Option A

Solution (By JKExamLibrary)

Sum8=4400. Sum5=2725. Remaining=1675. Average≈558.33.

This question belongs to: Maths Average

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Practice More Average Questions

Question #1

What is the average of the first 5 multiples of 3?

A. 10

B. 12

C. 9

D. 8

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Correct Answer: Option C

Explanation:
Multiples: 3,6,9,12,15 sum=45, average=45/5=9.

This question belongs to: Maths Average

Question #2

Average of 20 numbers 45. If 5 numbers average 50 included, new average of 25?

A. 45.5

B. 44

C. 46

D. 47

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Correct Answer: Option C

Explanation:
Total20=900. Added=250. Total1150/25=46.

This question belongs to: Maths Average

Question #3

Average of 6 numbers 45. If average of 4 is 40, average of remaining 2?

A. 55

B. 60

C. 50

D. 52.5

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Correct Answer: Option A

Explanation:
Sum6=270. Sum4=160. Remaining=110. Average=55.

This question belongs to: Maths Average

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