Average of 12 numbers 100. If average of 8 is 95, average of remaining 4? MCQ with Answer and Explanation

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Average of 12 numbers 100. If average of 8 is 95, average of remaining 4?

A. 110

B. 112

C. 105

D. 108

Answer: Option A

Solution (By JKSSB Mock Tests)

Sum12=1200. Sum8=760. Remaining=440. Average=110.

This question belongs to: Maths Average

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Question #1

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The average of 8 numbers is 22. If each number is decreased by 2, what is the new average?

A. 20

B. 18

C. 24

D. 22

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Correct Answer: Option A

Explanation:
New average =22-2=20.

This question belongs to: Maths Average

Question #2

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If average of 5 consecutive multiples of 4 is 32, what is the largest?

A. 48

B. 44

C. 40

D. 36

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Correct Answer: Option C

Explanation:
Numbers 20,24,28,32,36 avg 28 no. 24,28,32,36,40 avg 32. Largest 40.

This question belongs to: Maths Average

Question #3

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Average of 8 numbers 450. If average of 5 is 445, average of remaining 3?

A. 460

B. 458.33

C. 455

D. 457

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Correct Answer: Option B

Explanation:
Sum8=3600. Sum5=2225. Remaining=1375. Average≈458.33.

This question belongs to: Maths Average

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