The average of 8 numbers is 30. If one number is 40, find the average of the remaining 7. MCQ with Answer and Explanation

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The average of 8 numbers is 30. If one number is 40, find the average of the remaining 7.

A. 28.57

B. 29

C. 27.5

D. 28

Answer: Option A

Solution (By JKSSB Mock Tests)

Sum=8×30=240. Remaining sum=240-40=200. Avg=200/7=28.57.

This question belongs to: Maths Average

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