The average of 48,64,80 is MCQ with Answer and Explanation

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The average of 48,64,80 is

A. 64

B. 60

C. 70

D. 62

Answer: Option A

Solution (By JKSSB Mock Tests)

192/3=64.

This question belongs to: Maths Average

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Question #1

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

A. 1886

B. 1887.5

C. 1885

D. 1890

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Correct Answer: Option B

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

This question belongs to: Maths Average

Question #2

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Average of 9 numbers 2740. If average of 6 is 2735, average of remaining 3?

A. 2745

B. 2750

C. 2748

D. 2755

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Correct Answer: Option B

Explanation:
Sum9=24660. Sum6=16410. Remaining=8250. Average=2750.

This question belongs to: Maths Average

Question #3

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The average of 4 numbers is 24. If each number is multiplied by 4, what is the new average?

A. 24

B. 48

C. 96

D. 72

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Correct Answer: Option C

Explanation:
New average =24×4=96.

This question belongs to: Maths Average

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