SOLUTION: alex and jenny are on a road trip and they are at a rest stop. if jenny leaves first driving at 60 mph and alex leaves 30 minutes later driving at 65 mph, how long will it take for

Question 1200690: alex and jenny are on a road trip and they are at a rest stop. if jenny leaves first driving at 60 mph and alex leaves 30 minutes later driving at 65 mph, how long will it take for alex to catch up to jenny?

Answer by ikleyn(52879) (Show Source): You can put this solution on YOUR website!
.

When Alex leaves, Jenny is just 30 km ahead.

The distance between them decreases at the rate of 65-60 = 5 km per hour.

So, Alex will catch up to Jenny in 30/5 = 6 hours. ANSWER

Solved.

RELATED QUESTIONS
alex and jenny are on a road trip and they are at a rest stop. if jenny leaves first... (answered by ikleyn)

Alex and Jenny are on a road trip and they are at a rest stop. If Jenny leaves first... (answered by josgarithmetic)

Lou leaves for a cross country excursion on a bicycle travelling at 20 miles per hour.... (answered by josgarithmetic,MathTherapy)

Lou leaves for a cross-country excursion traveling on a bicycle at 21 miles per hour. His (answered by macston)

John and Alex start driving home from a party. Jon drives 9 miles north and Alex drives... (answered by Alan3354,MathTherapy)

Ed leaves the L.A. area to visit Albuquerque, 1000 miles away, at 4:20 AM, driving at a... (answered by richwmiller)

Sam leaves L.A. to visit in Albuquerque 1000 miles away, at 4:20 AM driving at a steady... (answered by richwmiller)

Sam drives from City A to City B, and he takes 8 hours for the entire trip. Richard... (answered by ikleyn,Edwin McCravy,MathTherapy)

A school group is traveling together on a school bus. The bus leaves a rest stop on an... (answered by ikleyn)