A passenger train left the station going 36 mph. An hour earlier a freight train left the station going 24 mph in the same direction. How many hours did it take for the passenger train to catch the freight train? Round to the nearest hour

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance

How many ordered pairs of positive integers satisfy xy=32?