Question

Robert's average speed is 40 miles per hour in heavy traffic, and his average speed is 50 miles per hour in light traffic. If he is in heavy traffic for 1 hour and light traffic for 2 hours, how far does Robert travel?
90 miles
180 miles
50 miles
140 miles

Answer 1

140

Answer 2

First to answer get's a medal

Answer 3

any more

Answer 4

lready got it ranga