SOLUTION: a car travels 30 miles in the same time that a car traveling 5 miles per hours faster travels 45 miles what is the rate of each car
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Question 929869: a car travels 30 miles in the same time that a car traveling 5 miles per hours faster travels 45 miles what is the rate of each car
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
times the same
r the rate of the slower vehicle
30(r+5) = 45r
150 = 15r
150/15 = r
10mph = r, the rate of the slower vehicle. the faster: 15mph
And... checking
30mi/10mph = 45mi/15mph = 3hr
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