Craig is an accident Reconstructionist. He arrives at an accident where there are 4 skid marks of different lengths. He finds their measures to be 85 ft, 92 ft, 88 ft, and 90 ft. It is an asphalt road with a drag factor of 0.8. Because he does not know the efficiency of the driver's brakes, he assumes a brake efficiency of 80%. What is the minimum speed the driver
could have been going?
O A. 31.6 mph
OB. 38.2 mph
OC. 41.3 mph
OD. 46.2 mph