Question

There are 18 girls in mr.brimleys class. If 60 percent of the students are girls how many students are in mr.brimley’s math class?

Answer 1

30 students in the class.

Explanation:

There are several which in which we can approach this question:

We can do this question using direct proportion.

"If 18 girls represent 60%, how many students represent 100%?"

18

60

=

x

100

x

=

18

×

100

60

30

students altogether.