Question

In a math class, 42 students received an A on the third test, which is %150 of the students who received an A on the second test. How many students received an A on the second test?

Answer 1

28

Explanation:

A is the unknown

"42 students received an A on the second test which is 150% of the students who received an A on the second test"

150/100 ×A=42

150× A=42×100

150A=4200

A=4200/150

A=28

Therefore, the number of students that received an A on the second test is 28.