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It takes three hours for a bus and five hours for a freight car to travel the same section of the road. The two cars leave from a and B at the same time. After six hours of meeting, it takes a total of six hours for a freight car to complete the whole journey______ Hours
It takes 16 hours for a truck to complete the whole journey
A passenger car and a freight car leave from a and B at the same time. The passenger car runs for 2 hours and the freight car runs for 3 hours. When do they meet
A bus and a freight car leave from a and B at the same time. The bus runs for 2 hours and the freight car runs for 3 hours. When do they meet
1/（1/2+1/3）
＝6/5
= 1.2 (hours)
A: they met in 1.2 hours
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