Question

The distance, in feet, two boys travel per second on a treadmill is shown to the left. which comparison is accurate? A. Xavier is traveling at 1.5 feet per second.

B. Moises is going faster than Xavier
C. The difference in their rates of change is 1 foot per second.
D. If both boys remain in the treadmill for 10 minutes, Xavier will have traveled a greater distance.

Answer 1

Xavier:

15/2 = 7.5 feet/s

Moises:

5/1 = 5 feet/s

Therefore, A is incorrect, B is incorrect and C is incorrect, so the answer is D