Question

So far this semester, Warren is averaging a score of 72 points on math tests, which is 20% lower than his average last semester. What was the average of his scores last semester?

Answer 1

86.4
You have to multiply .20 and 72. which equals 14.4. it was 20% lower so u have to add the 14.4 to the 72 which equals 86.4

Answer 2

86.4

Explanation:

72x.20= 14.4

72+14.4=86.4

I'm pretty sure this is right