Average of 25 consecutive numbers is 50. What is the smallest? MCQ with Answer and Explanation

Average of 25 consecutive numbers is 50. What is the smallest?

A. 38

B. 39

C. 37

D. 40

Answer: Option A

Middle 13th =50. Smallest=50 -12=38.

This question belongs to: Maths Average

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Question #1 Report Error

The average of 5 numbers is 31. If each number is multiplied by 2 and then 4 is added, what is the new average?

A. 62

B. 68

C. 64

D. 66

Correct Answer: Option D

Explanation:
New average = (31×2)+4 =62+4=66.

This question belongs to: Maths Average

Question #2 Report Error

The average of 12 numbers is 18. If each number is increased by 5, what is the new average?

A. 23

B. 18

C. 28

D. 13

Correct Answer: Option A

Explanation:
New average =18+5=23.

This question belongs to: Maths Average

Question #3 Report Error

The average of 2 numbers is 15. If one number is 10, what is the other?

A. 25

B. 5

C. 15

D. 20

Correct Answer: Option D

Explanation:
Sum =2×15=30. Other =30-10=20.

This question belongs to: Maths Average