Question

CIn a group of 20 children, 25% are
girls. How many boys are there in the
class?
9

Answer 1

15 boys

Explanation:

We know

A group has 20 children

25% girls

25% = 0.25

20 times 0.25 = 5 girls

20 - 5 = 15 boys

So, there are 15 boys