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