Question

The ratio of girls to boys in Liza’s classroom is 5 to 4

How many girls are in her classroom if there is a total of 27 students?

Answer 1

girls to total is 5 to 9

5/9 = x/27

using cross products

5*27 = x*9

divide by 9

5*27/9 =x

15=x

there are 15 girls