Average of 9 numbers 2540. If average of 6 is 2535, average of remaining 3? MCQ with Answer and Explanation

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Average of 9 numbers 2540. If average of 6 is 2535, average of remaining 3?

A. 2548

B. 2550

C. 2555

D. 2545

Answer: Option B

Solution (By JKExamLibrary)

Sum9=22860. Sum6=15210. Remaining=7650. Average=2550.

This question belongs to: Maths Average

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Average marks of 25 students 60. If marks of one 80 included instead of 40, new average?

A. 60

B. 62

C. 61.6

D. 61

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Correct Answer: Option C

Explanation:
Increase 40, /25=1.6, new 61.6.

This question belongs to: Maths Average

Question #2 Report Error

Find average of numbers from 1 to 100.

A. 51

B. 50.5

C. 49.5

D. 50

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C. 28

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