The average of 10 numbers is 16. If each number is increased by 4, what is the new average? MCQ with Answer and Explanation

The average of 10 numbers is 16. If each number is increased by 4, what is the new average?

A. 24

B. 12

C. 16

D. 20

Answer: Option D

New average =16+4=20.

This question belongs to: Maths Average

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Question #1 Report Error

Average of 15 numbers 1510. If average of 9 is 1505, average of remaining 6?

A. 1518

B. 1520

C. 1517.5

D. 1515

Correct Answer: Option C

Explanation:
Sum15=22650. Sum9=13545. Remaining=9105. Average=1517.5.

This question belongs to: Maths Average

Question #2 Report Error

Average of 25 consecutive odd numbers is 51. What is the smallest?

A. 29

B. 25

C. 27

D. 31

Correct Answer: Option C

Explanation:
Middle 13th=51. Smallest=51-12=39? For odd. Adjust.

This question belongs to: Maths Average

Question #3 Report Error

The average of 10 numbers is 22. If each number is decreased by 2, what is the new average?

A. 20

B. 22

C. 24

D. 18

Correct Answer: Option A

Explanation:
New average =22-2=20.

This question belongs to: Maths Average