The Polar Express is traveling at a constant speed. The table below shows how far the train travels after different amounts of time. What is the unit rate?(1 point)

Question

Responses

20 miles per 1/2 hour
20 miles per 1/2 hour

40 miles per hour
40 miles per hour

60 miles per hour
60 miles per hour

80 miles per hour

Answer 1

The unit rate is 40 miles per hour.