Average of 10 numbers 1880. If average of 6 is 1875, average of remaining 4? MCQ with Answer and Explanation

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Average of 10 numbers 1880. If average of 6 is 1875, average of remaining 4?

A. 1887.5

B. 1886

C. 1885

D. 1890

Answer: Option A

Solution (By JKExamLibrary)

Sum10=18800. Sum6=11250. Remaining=7550. Average=1887.5.

This question belongs to: Maths Average

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Question #1

Average of 10,20,30,40 is

A. 30

B. 22.5

C. 25

D. 20

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Correct Answer: Option C

Explanation:
100/4=25.

This question belongs to: Maths Average

Question #2

Average of 12 numbers 1570. If average of 8 is 1565, average of remaining 4?

A. 1578

B. 1580

C. 1575

D. 1582

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Correct Answer: Option B

Explanation:
Sum12=18840. Sum8=12520. Remaining=6320. Average=1580.

This question belongs to: Maths Average

Question #3

Average of 12 numbers 2620. If average of 8 is 2615, average of remaining 4?

A. 2632

B. 2630

C. 2625

D. 2628

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Correct Answer: Option B

Explanation:
Sum12=31440. Sum8=20920. Remaining=10520. Average=2630.

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