Question

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.

Answer 1

Answer:  84

Step-by-step explanation:

Set up a proportion as follows: $\dfrac{\text{students that practice everyday}}{\text{total students}}$

$\dfrac{7}{12}=\dfrac{x}{144}$

Cross multiply: 12x = 7 × 144

Divide by 12:         x = 7 × 12

Simplify:                x = 84