Solve the problem.Police use the formula s = (30fd)1/2 to estimate the speed s of a car in miles per hour, where d is the distance in feet that the car skidded and f is the coefficient of friction. If the coefficient of friction on a certain gravel road is 0.29 and a car skidded 350 feet, find the speed of the car, to the nearest mile per hour.
A. 55 mph
B. 3045 mph
C. 302 mph
D. 102 mph
Answer: A
Mathematics
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