The average of first 10 prime numbers is MCQ with Answer and Explanation

The average of first 10 prime numbers is
A. 12.9
B. 15
C. 13
D. 12
Answer: Option A
Solution (By JKSSB Mock Tests)
Sum=129. Average=12.9.

This question belongs to: Maths Average
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Practice More Average Questions

Question #1
Average of 795,1060,1325 is
A. 1060
B. 1050
C. 1055
D. 1070

Correct Answer: Option A


Explanation:
3180/3=1060.

This question belongs to: Maths Average
Question #2
Average of 12 numbers 470. If average of 8 is 465, average of remaining 4?
A. 480
B. 475
C. 482
D. 478

Correct Answer: Option A


Explanation:
Sum12=5640. Sum8=3720. Remaining=1920. Average=480.

This question belongs to: Maths Average
Question #3
The average of 8 numbers is 36. If one number is 60, what is the average of the rest?
A. 31.5
B. 33
C. 32
D. 32.57

Correct Answer: Option D


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

This question belongs to: Maths Average