Find the average of all prime numbers between 1 and 5.

Find the average of all prime numbers between 1 and 5.

Quiz

Answer/Solution

5.6

Steps/Work

Sol.
There are five prime numbers between 1 and 5.
They are 2, 3, 5, 7, 11
∴ Required average = [2 + 3+ 5+ 7+ 11 / 5] = 28/ 5 = 5.6
Answer C