Question

Example 3

The ratio of faculty members to students at a college is 1:15. There are 675 students. How many faculty
members are there?

Answer 1

45 faculty members

Explanation:

1:15 is the same as 1/15

1/15 = x/675

cross multiply to get 15x = 675

lastly divide both sides by 15

675÷15= 45