在 08:00,帕特里克和约翰以恒定速度从 A 镇出发前往 B 镇。他们沿着相同的路线行驶。帕特里克的行驶速度比约翰快 25 km/h。当帕特里克到达 A 镇和 B 镇的中点时,约翰距离该中点还有 30 km。帕特里克在什么时间到达 B 镇?
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完整解法
10
1. Determine the time taken for Patrick to reach the mid-point
Difference in distance between Patrick and John at the mid-point = km.
Difference in speed = km/h.
Time taken to reach the mid-point = hours.
2. Calculate the total time taken for Patrick to reach Town B
Total time taken = hours.
3. Convert the total time into hours and minutes and find the arrival time
hours = hours and minutes.
Starting time = .
Arrival time = h min = .
答案
10 24
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