Average of 9 numbers 2590. If average of 6 is 2585, average of remaining 3? MCQ with Answer and Explanation

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Average of 9 numbers 2590. If average of 6 is 2585, average of remaining 3?

A. 2598

B. 2600

C. 2605

D. 2595

Answer: Option B

Solution (By JKExamLibrary)

Sum9=23310. Sum6=15510. Remaining=7800. Average=2600.

This question belongs to: Maths Average

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Question #1 Report Error

Average of 15 numbers 1560. If average of 9 is 1555, average of remaining 6?

A. 1565

B. 1570

C. 1568

D. 1567.5

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Correct Answer: Option D

Explanation:
Sum15=23400. Sum9=13995. Remaining=9405. Average=1567.5.

This question belongs to: Maths Average

Question #2 Report Error

Average of 9 numbers 1290. If average of 6 is 1285, average of remaining 3?

A. 1298

B. 1300

C. 1295

D. 1305

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Correct Answer: Option B

Explanation:
Sum9=11610. Sum6=7710. Remaining=3900. Average=1300.

This question belongs to: Maths Average

Question #3 Report Error

Average of 9,18,27,36,45 is

A. 28

B. 30

C. 27

D. 25

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Correct Answer: Option C

Explanation:
Sum=135. Average=27.

This question belongs to: Maths Average

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