SOLUTION: A car leaves a station, traveling west at 55 mph. A truck leaves the same station one hour later, traveling west on the same road at 65 mph. How long does it take for the truck to
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Question 766267: A car leaves a station, traveling west at 55 mph. A truck leaves the same station one hour later, traveling west on the same road at 65 mph. How long does it take for the truck to pass the car? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! A car leaves a station, traveling west at 55 mph. A truck leaves the same station one hour later, traveling west on the same road at 65 mph. How long does it take for the truck to pass the car?
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Car DATA:
rate = 55 mph ; time = x hrs ; distance = 55x miles
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Truck DATA:
rate = 65 mph ; time = x-1 hrs ; distance = 65(x-10 miles
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Equation:
distance = distance
55x = 65x - 650
-10x = -650
x = 65 hrs