A, B, and C start from A to B at the same time at the same time. The distance between A and B is 4.4 kilometers. There are two bicycles. At each moment, two bicycles and one walks. The walking speed of A is It is 6 kilometers per hour, B and C walk at a speed of 4 kilometers per hour, and the speed of the three people riding bicycles is 24 kilometers per hour. Please design a walking method so that the three people and two cars arrive at the same time, so that How many minutes is the minimum?
甲、乙、丙三个人从A地到B地同时同地点出发，A、B两地距离为4.4千米，现有两辆自行车，每一时刻两个人骑车一个人步行，甲步行的速度是6千米、时，乙、丙步行速度4千米/时，三人骑车的速度都是24千米/小时，请你设计一种走法，使三个人两辆车同时到达，这样最少需用多少分钟？
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