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What will be the average of all the prime numbers before 32?
Question

What will be the average of all the prime numbers before 32?

A.

14.54

B.

15.60

C.

13.26

D.

17.82

Correct option is A


Given:
Prime numbers before 32
Formula Used:
Average = (Sum of numbers) / (Number of terms)
Solution:
Prime numbers before 32 = 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31
Average = (31 + 29 + 23 + 19 + 17 + 13 + 11 + 7 + 5 + 3 + 2)/7 = 160/11 = 14.54  

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