Use the four-step procedure for solving variation problems given below to solve the exercise:
Write an equation that models the given English statement.
Substitute the given pair of values into the equation in step 1 and find the value ofk, the constant of variation.
Substitute the value of k into the equation in step 1.
Use the equation from step 3 to answer the problem’s question.
The height that a ball bounces varies directly as the height from which it was dropped. A tennis ball dropped from 12 inches bounces 8.4 inches. From what
height was the tennis ball dropped if it bounces 56 inches?
Sample Solution