Question

a test is worth 100 points and contains 38 problems. multiple-choice questions are worth 2 points each and word problems are worth 5 points. How many of each type of question are there?

Answer 1

30×(2)+8×(5)
= 100
this took a long time but I learned this today so it's the only reason I remember (:

Answer 2

The answer is 100

in the simple way