Find the average of the first five composite numbers.

Correct option is D

Given:

First five composite numbers

Formula Used:

Average =$$\frac{Sum\ of \ observations}{Number\ of\ observation}$$​​

Solution:

First five composite numbers are 4,6,8,9,10

Sum of numbers = 4+6+8+9+10 = 37

Average =$$\frac{37}{5} = 7.4$$​​