Question

the ratio of students getting an "a" in math to students getting a "b" is 2:6 if 18 stundents received an "a" how many recived a "b"

Answer 1

54

Explanation:

This can be solved by writing a proportion and solving for x.

1. You first simplify 2:6 to 1:3.

2. Then you write the proportion 1/3 = 18 /x and solve for x by cross multiplying.