Cole looked at his Spanish quiz grades for the semester. He noticed that most of the scores were between 80 and 90 except for one which was below 40. Which measure of center would be best to use for this set of data? A: Mean

B: Median

C: Range

D:Mode

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?