Question

Kristin is going 90 mph. Kristin is 20 miles behind a truck that is driving 50 miles per hour. How long will it take her to catch up to the truck? How far will she go in that time? Time to catch up to truck:

Distance traveled in that time:

Answer 1

She would have 50t miles

Answer 2

She will go 50t miles, = 1000/(r-50) miles.

Step-by-step explanation:

Depends oh her speed. If she goes r mi/hr, it will take t = 20/(r-50) hours to catch up. She will go 50t miles, = 1000/(r-50) miles.