Question 948428: A person drove 24 mph on a trip. If he had driven 36 mph he would have arrived 2 hours earlier. What was the distance traveled? Found 2 solutions by josgarithmetic, MathTherapy:Answer by josgarithmetic(39617) (Show Source):
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A person drove 24 mph on a trip. If he had driven 36 mph he would have arrived 2 hours earlier. What was the distance traveled?
Let distance driven, be D
Then time taken =
Time he/she would’ve taken had he/she driven 36 mph:
With difference in time being 2 hours, we get:
3D = 2D + 144 ------- Multiplying by LCD, 72
3D – 2D = 144
D, or distance traveled = miles
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