Question

In math class there are 15 ninth grade books and 10 tenth grade books. Student randomly takes one book. The chances that he’ll choose the ninth grade book are :

A - 2/5
B - 2/3
C - 3/5
D - 1/25

Answer 1

C. 3/5.

Explanation:

Total number of books = 25.

There are 15 ninth grade books so the chances of choosing one of theses is

15/25

= 3/5.

Answer 2

3/5

Explanation:

15/25 = 3/5