The average of 55,65,75,85 is MCQ with Answer and Explanation

The average of 55,65,75,85 is

A. 70

B. 72

C. 65

D. 75

Answer: Option A

280/4=70.

This question belongs to: Maths Average

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Question #1 Report Error

Average of 8 numbers 1200. If average of 5 is 1195, average of remaining 3?

A. 1207

B. 1208.33

C. 1210

D. 1205

Correct Answer: Option B

Explanation:
Sum8=9600. Sum5=5975. Remaining=3625. Average≈1208.33.

This question belongs to: Maths Average

Question #2 Report Error

Average of 50 numbers 45. If 10 numbers average 55 removed, new average of 40?

A. 42.5

B. 41

C. 40

D. 43

Correct Answer: Option A

Explanation:
Total=2250. Removed=550. Remaining=1700/40=42.5.

This question belongs to: Maths Average

Question #3 Report Error

The average of 10 numbers is 12. If each number is divided by 4, what is the new average?

A. 3

B. 5

C. 4

D. 2

Correct Answer: Option A

Explanation:
New average =12/4=3.

This question belongs to: Maths Average