Of the following, which is the greatest speed

Of the following, which is the greatest speed, in miles per hour, at which the car can travel and stop with a total stopping distance of less than 200 feet? DISTANCE TRAVELED BY A CAR ACCORDING TO THE CAR’S SPEED WHEN THE DRIVER IS SIGNALED TO STOP *Reaction time is the time period that begins when the driver is signaled to stop and ends when the driver applies the brakes. Note: Total stopping distance is the sum of the distance traveled during reaction time and the distance traveled after brakes have been applied. 50, 55, 60, 65, 70