Question

A train travel 20 miles in 15 minutes 40 miles in 30 minutes and 60 miles in 45 minutes which equation represents the speed of the train in miles per hour

Answer 1

y = 80x

Explanation:

In 30 minutes the train went 40 ml so in an hr the train would be at 80 ml

Answer 2

every 20 miles it went 5 minutes slower