Question

In a school with 560 students, the ratio of students to teacher is 20 to 1. How many new teachers need to be hired to reduce the ratio to 16 to 1?

Answer 1

560/20 = 28 teachers currently.
560/16 = 35 teachers needed for 16:1 ratio. So how many new teachers must be hired?

Answer 2

7 teachers need to be hired> Thank you :)

Answer 3

5 4900