Question

The ratio of girls to boys in the sixth grade is 7:5. If there are 35 girls in the sixth grade , how many boys are there?

Answer 1

25 boys

Explanation:

girls to boys

7:5

35:x

set up an equation

if

35/7 = 5

then

x/5 = 5

so, multiply both sides by 5 to isolate x.

x = 25