Question

5. How long will it take an Amtrak passenger train to catch up to a freight train if the Amtrak’s speed is 80 mph, the freight train’s speed is 60 mph, and the freight train had an hour and a half head start?

Answer 1

d=rt ... amtrak=80x f.t=60(1.5+x) ... 80x=90+60x

Answer 2

SO it will take the Amtrak train 4 1/2 hours to catch up ?

Answer 3

ya!