SOLUTION: An engineer traveled 170 mi by car and then an additional 645 mi by plane. The rate of the plane was three times the rate of the car. The total trip took 7 h. Find the rate of the
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Question 1173838
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An engineer traveled 170 mi by car and then an additional 645 mi by plane. The rate of the plane was three times the rate of the car. The total trip took 7 h. Find the rate of the car.
Answer by
josgarithmetic(39800)
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SPEED TIME DISTANCE CAR c 170/c 170 PLANE 3c 645/(3c) 645 TOTAL 7
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