mkcshort mkcshort

12-10-2022
Mathematics

Answered

A car with good tread can stop in less distance than a car with poor tread. A model for the stopping distance d, in feet, of a car with good tread on dry cement is d = 0.04² + 0.5v,
where v is the speed of the car in miles per hour. If the driver must be able to stop within 65 ft, what is the maximum safe speed of the car? Round to the nearest whole number.
mph

Answer :

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