Question

1. Kristin is driving on the highway at 60 miles per hour. How long will it take Kristin to reach a rest area 90miles away?

Answer 1

1.5 hours

60 mph

We know D = RT

Where

D is distancce

R is rate

T is time

time we need for 90 miles:

D = RT

90 = 60T

T = 90/60

T = 1.5 hours