Question

A. Three fifths of the students in the class are boys. If there are 15 boys in

the class, how many students are there in all?

Answer 1

Multiply by 5 to find 5/5

Answer 2

25 students.

Explanation:

15 = 3/5

divide by 3 to find 1/5 of the class

5 = 1/5

multiply by 5 to find 5/5 (100%) of the class

25 = 1

There are 25 students in the class.