The average of 6 numbers is 24. If each number is increased by 6, what is the new average? MCQ with Answer and Explanation

The average of 6 numbers is 24. If each number is increased by 6, what is the new average?

A. 36

B. 18

C. 24

D. 30

Answer: Option D

New average =24+6=30.

This question belongs to: Maths Average

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Question #1 Report Error

Average of 9,18,27,36,45 is

A. 27

B. 30

C. 25

D. 28

Correct Answer: Option A

Explanation:
Sum=135. Average=27.

This question belongs to: Maths Average

Question #2 Report Error

Average of 5 numbers is 30. If average of first 3 is 28, average of last 3 is 32, then the 3rd number is

A. 31

B. 30

C. 32

D. 28

Correct Answer: Option B

Explanation:
Sum5=150. Sum1-3=84. Sum3-5=96. 3rd =84 +96 -150=30.

This question belongs to: Maths Average

Question #3 Report Error

What is the average of the first 4 prime numbers?

A. 4.0

B. 4.5

C. 4.25

D. 5

Correct Answer: Option C

Explanation:
Primes:2,3,5,7 sum=17, avg=17/4=4.25.

This question belongs to: Maths Average