The average of 12,24,36,48 is MCQ with Answer and Explanation

The average of 12,24,36,48 is

A. 28

B. 32

C. 30

D. 25

Answer: Option C

120/4=30.

This question belongs to: Maths Average

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Question #1 Report Error

Average of 12 numbers is 40. If average of first 7 is 38, what is average of last 5?

A. 40

B. 43

C. 44

D. 42

Correct Answer: Option B

Explanation:
Sum12=480. Sum first7=266. Sum last5=214. Average last5=42.8 ≈ but use exact numbers.

This question belongs to: Maths Average

Question #2 Report Error

The average of 1260,1680,2100 is

A. 1680

B. 1670

C. 1690

D. 1675

Correct Answer: Option A

Explanation:
5040/3=1680.

This question belongs to: Maths Average

Question #3 Report Error

Average of 8 numbers 800. If average of 5 is 795, average of remaining 3?

A. 808.33

B. 810

C. 805

D. 807

Correct Answer: Option A

Explanation:
Sum8=6400. Sum5=3975. Remaining=2425. Average≈808.33.

This question belongs to: Maths Average