Average of 10 numbers 1930. If average of 6 is 1925, average of remaining 4? MCQ with Answer and Explanation

Average of 10 numbers 1930. If average of 6 is 1925, average of remaining 4?

A. 1936

B. 1940

C. 1935

D. 1937.5

Answer: Option D

Sum10=19300. Sum6=11550. Remaining=7750. Average=1937.5.

This question belongs to: Maths Average

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Question #1 Report Error

If the average of 5 numbers is 60 and the average of first two is 55, average of last two is 65, then the middle number is

A. 60

B. 70

C. 65

D. 55

Correct Answer: Option A

Explanation:
Sum5=300. Sum first2=110. Sum last2=130. Middle=300-240=60.

This question belongs to: Maths Average

Question #2 Report Error

Average of 12 numbers 1170. If average of 8 is 1165, average of remaining 4?

A. 1178

B. 1175

C. 1180

D. 1182

Correct Answer: Option C

Explanation:
Sum12=14040. Sum8=9320. Remaining=4720. Average=1180.

This question belongs to: Maths Average

Question #3 Report Error

The average of 16,24,32,40,48,56 is

A. 30

B. 38

C. 36

D. 35

Correct Answer: Option C

Explanation:
Sum=216. Average=36.

This question belongs to: Maths Average