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

1) Write the equation (27=x(4+5)).

2) Simplify (27=9x).

3) Divide by 9 (x=3).

4) Multiply by 5 (3×5=15).

The answer is there are 15 girls in Liza's classroom.