Use the four-step procedure for solving
Chapter 7, Problem 7.1.758(choose chapter or problem)
Use the four-step procedure for solving variation problems given on page 561 to solve Exercises 2128. On a dry asphalt road, a cars stopping distance varies directly as the square of its speed. A car traveling at 45 miles per hour can stop in 67.5 feet. What is the stopping distance for a car traveling at 60 miles per hour?
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