Average of 12 numbers 1720. If average of 8 is 1715, average of remaining 4? MCQ with Answer and Explanation

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Average of 12 numbers 1720. If average of 8 is 1715, average of remaining 4?

A. 1725

B. 1730

C. 1732

D. 1728

Answer: Option B

Solution (By JKSSB Mock Tests)

Sum12=20640. Sum8=13720. Remaining=6920. Average=1730.

This question belongs to: Maths Average

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Practice More Average Questions

Question #1

Find average of numbers from 1 to 100.

A. 51

B. 50.5

C. 49.5

D. 50

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Correct Answer: Option B

Explanation:
(1+100)/2 = 50.5.

This question belongs to: Maths Average

Question #2

The average of 35,42,49,56 is

A. 46

B. 44

C. 47

D. 45.5

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Correct Answer: Option D

Explanation:
Sum=182. Average=45.5.

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Question #3

Average of 10 numbers 1730. If average of 6 is 1725, average of remaining 4?

A. 1736

B. 1737.5

C. 1735

D. 1740

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Correct Answer: Option B

Explanation:
Sum10=17300. Sum6=10350. Remaining=6950. Average=1737.5.

This question belongs to: Maths Average

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