The average of 8 numbers is 22. If each number is decreased by 2, what is the new average? MCQ with Answer and Explanation

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

A. 22

B. 24

C. 18

D. 20

Answer: Option D

Solution (By JKSSB Mock Tests)

New average =22-2=20.

This question belongs to: Maths Average

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Question #1

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Average of 9 numbers 2190. If average of 6 is 2185, average of remaining 3?

A. 2195

B. 2198

C. 2205

D. 2200

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Correct Answer: Option D

Explanation:
Sum9=19710. Sum6=13110. Remaining=6600. Average=2200.

This question belongs to: Maths Average

Question #2

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The average of 25,50,75 is

A. 45

B. 55

C. 60

D. 50

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Correct Answer: Option D

Explanation:
Sum=150. Average=50.

This question belongs to: Maths Average

Question #3

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Average of 15 numbers 1360. If average of 9 is 1355, average of remaining 6?

A. 1365

B. 1370

C. 1368

D. 1367.5

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Correct Answer: Option D

Explanation:
Sum15=20400. Sum9=12195. Remaining=8205. Average=1367.5.

This question belongs to: Maths Average

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