Question: Use the four-step procedure for solving variation problems given on page 445 to solve Exercises 2136. The height that a ball bounces varies directly as
Use the four-step procedure for solving variation problems given on page 445 to solve Exercises 21–36.
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?
Solving Variation Problems 1. Write an equation that models the given English statement. 2. Substitute the given pair of values into the equation in step 1 and find the value of k, the constant of variation. 3. Substitute the value of k into the equation in step 1. 4. Use the equation from step 3 to answer the problem's question.
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Since B varies directly as D we have B kD ... View full answer
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