Question

Fred completed 10 math problems. This is 40% of the number of math problems he has to do. How many math problems must he do?

Group of answer choices

40

30

25

15

Answer 1

25

Explanation:

we find how many problems 1% is first by solving 10/40, which gives us .25

then, we multiply by 100, which results in 25.

i could try to explain better if you'd like