you and a friend are taking a trip your friend starts 30 min

you and a friend are taking a trip. your friend, starts 30 minutes before you and travels 50 mph. you travel 60 mph. how long does it take you to catch up? how far have you gone?

a lead of 25 miles
overtake at 10 mph
25/10=2.5 hrs= 2 hrs 30 min
distance is 60*2.5=150 miles