Question

15. The ratio of the number of principalsto the number of counselors whowork in SAISD middle schools is 3 to 2.There are currently 84 counselorsworking in SAISD middle schoolsHow many principals are working inSAISD middle schools?

Answer 1

Elizabeth, let's use the Direct Rule of Three to solve this problem:

Ratio SAISD midle schools workers

3 x principals

2 84 counselors

_____________________

2x = 84 * 3

2x = 252

x = ?

As we did before, you can complete the final step, Elizabeth.