Average of 12 numbers 370. If average of 8 is 365, average of remaining 4? MCQ with Answer and Explanation

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Average of 12 numbers 370. If average of 8 is 365, average of remaining 4?

A. 382

B. 380

C. 378

D. 375

Answer: Option B

Solution (By JKExamLibrary)

Sum12=4440. Sum8=2920. Remaining=1520. Average=380.

This question belongs to: Maths Average

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Question #1

The average of 27,36,45 is

A. 35

B. 36

C. 30

D. 40

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Correct Answer: Option B

Explanation:
108/3=36.

This question belongs to: Maths Average

Question #2

Average of 12 numbers 670. If average of 8 is 665, average of remaining 4?

A. 678

B. 682

C. 675

D. 680

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Correct Answer: Option D

Explanation:
Sum12=8040. Sum8=5320. Remaining=2720. Average=680.

This question belongs to: Maths Average

Question #3

Average of 20 numbers 180. If average of 12 is 175, average of remaining 8?

A. 187.5

B. 185

C. 190

D. 188

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Correct Answer: Option A

Explanation:
Sum20=3600. Sum12=2100. Remaining=1500. Average=187.5.

This question belongs to: Maths Average

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