Average of 15 numbers 1560. If average of 9 is 1555, average of remaining 6? MCQ with Answer and Explanation

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

A. 1565

B. 1567.5

C. 1570

D. 1568

Answer: Option B

Solution (By JKSSB Mock Tests)

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

This question belongs to: Maths Average

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Practice More Average Questions

Question #1

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

A. 30

B. 28

C. 25

D. 27

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Correct Answer: Option D

Explanation:
Sum=135. Average=27.

This question belongs to: Maths Average

Question #2

The average of 6 numbers is 25. If each number is increased by 8, what is the new average?

A. 17

B. 33

C. 25

D. 41

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Correct Answer: Option B

Explanation:
New average =25+8=33.

This question belongs to: Maths Average

Question #3

If average of 20 numbers is 50 and 25 is added to each, new average is

A. 55

B. 75

C. 50

D. 60

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Correct Answer: Option B

Explanation:
New average =50 +25=75.

This question belongs to: Maths Average

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