The average of 1080,1440,1800 is MCQ with Answer and Explanation

The average of 1080,1440,1800 is

A. 1440

B. 1430

C. 1435

D. 1450

Answer: Option A

4320/3=1440.

This question belongs to: Maths Average

No comments yet. Be the first to start the discussion!

Question #1 Report Error

The average of 8 numbers is 36. If one number is 60, what is the average of the rest?

A. 33

B. 32.57

C. 32

D. 31.5

Correct Answer: Option B

Explanation:
Sum=8×36=288. Rest sum=288-60=228. Avg=228/7=32.57.

This question belongs to: Maths Average

Question #2 Report Error

The average of 3 numbers is 28. If two numbers are 25 and 30, find the third.

A. 27

B. 31

C. 29

D. 26

Correct Answer: Option C

Explanation:
Sum=3×28=84. Third =84-25-30=29.

This question belongs to: Maths Average

Question #3 Report Error

The average of 5 numbers is 30. If each number is multiplied by 1.2, what is the new average?

A. 36

B. 42

C. 24

D. 30

Correct Answer: Option A

Explanation:
New average =30×1.2=36.

This question belongs to: Maths Average