As Leon exercises on the treadmill, he often changes his speed to get a better cardio
workout. The graph below shows Thursday’s
workout. Which of the following is not true of Leon’s
workout?
a) Leon increased his speed at the same
rate that he decreased his speed later
in the workout.
b) Leon was at his fastest rate of speed
in the middle of his workout.
c) Leon slowed down for a period of
time before stopping the treadmill.
d) Leon started out at a fast rate, but
realized quickly that he must slow down