Average of 10 to 50 is MCQ with Answer and Explanation

Average of 10 to 50 is

A. 31

B. 30

C. 29

D. 32

Answer: Option B

(10+50)/2=30.

This question belongs to: Maths Average

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Question #1 Report Error

The average of 6 numbers is 12. If one number is 20, find the average of the rest.

A. 11

B. 10.4

C. 9.6

D. 10

Correct Answer: Option B

Explanation:
Sum=6×12=72. Rest sum=72-20=52. Average=52/5=10.4.

This question belongs to: Maths Average

Question #2 Report Error

The average weight of 25 students is 50 kg. If the weight of teacher is included, average increases by 1 kg. What is teacher's weight?

A. 80

B. 75

C. 74

D. 76

Correct Answer: Option D

Explanation:
Total students weight=1250. New total for 26=26×51=1326. Teacher=1326-1250=76 kg.

This question belongs to: Maths Average

Question #3 Report Error

Average of 345,460,575 is

A. 470

B. 450

C. 460

D. 455

Correct Answer: Option C

Explanation:
1380/3=460.

This question belongs to: Maths Average