Question

A sweater was marked up from $40 to $50. If p is the percent increase in the price of the sweater, which proportion can be used to calculate p?

A.
B.
C.
D.

Answer 1

Answer: D (I know this question is old, but I'm answering it for people who need it in the future)

Explanation--someone said C but C is wrong I just did the test and found out it was D. here is what the answer looks like: