SOLUTION: A super cruiser bus leaves miami travelling at an average rate of 40 miles per hour.3 hours later a car leaves miami from san francisco travelling on the same route at 55 miles per

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Question 995236: A super cruiser bus leaves miami travelling at an average rate of 40 miles per hour.3 hours later a car leaves miami from san francisco travelling on the same route at 55 miles per hour.how long does it take for the car to over take the bus
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
A super cruiser bus leaves miami travelling at an average rate of 40 miles per hour.3 hours later a car leaves miami from san francisco travelling on the same route at 55 miles per hour.how long does it take for the car to over take the bus
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Bus DATA:
rate = 40 mph ; time = x hrs ; distance = 40x miles
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Car DATA:
rate = 55 mph ; time = x-3 hrs ; distance = 55(x-3)miles
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Equation:
dist = dist
40x = 55x - 155
15x = 155
x = 10 1/3 hrs = 10 hrs 20 min
Car time:: x -3 = 7 hrs 20 min
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Cheers,
Stan H.