Answer:
45 and 1, 90 and 2, (135 and 3), 180 and 4, 225 and 5, (270 and 6), 315 and 7, 360 and 8, (405 and 9), 450 and 10, 495 and 11, (540 and 12)
Step-by-step explanation:
Hope this helps and I suck at explanations, but I tried.
So,
540/12=45 so the train is going 45 mph
then just multiply the 45 mph to the hours.
