Mathematics, 09.04.2020 19:01, jetblackcap

The stopping distance d of an automobile is directly proportional to the square of its speed s. On one road, a car requires 75 feet to stop from a speed of 30 miles per hour. How many feet does the car require to stop from a speed of 48 miles per hour on the same road?

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The stopping distance d of an automobile is directly proportional to the square of its speed s. On o...