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Passenger cars and freight cars depart from a and B at the same time. Passenger cars travel 55 kilometers per hour, 7.5 kilometers slower than freight cars, How many meters apart is the ground? The distance between two places is required
Truck speed: 55 + 7.5 = 62.5 (km / h)
The distance between a and B is (55 + 62.5) * 4.8 = 564 (km)
A passenger car and a freight car run from Party A to Party B. It takes 8 hours for the passenger car to complete the whole journey, and it takes 10 hours for the freight car to complete the whole journey. When the freight car starts first for 1 hour and meets each other
How many hours did the truck travel when they met
The truck has been running for X hours
（x-1)/8+x/10=1
The solution to this equation is
x=5
A: it took five hours for the truck to run when we met
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