Question

The median of the first 8 prime numbers is

(a) 7 

(b) 9 

(c) 11 

(d) 13

Answer 1

Correct answer is (b) 9

First 8 prime numbers are 2, 3, 5, 7, 11, 13, 17 and 19. 

Median of 8 numbers is average of 4^th and 5^th terms.

i.e., average of 7 and 11

Thus, the median is 9.