Question
Peter and Xuan left Town L for Town M at the same time. When Peter reached Town M in 6 hours, Xuan had only completed 57 of the distance between the two towns. Xuan's speed was 22 km/h slower than Peter. What was Peter's speed?
5 m

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Peter and Xuan left Town L for Town M at the same time. When Peter reached Town M in 6 hours, Xuan had only completed 57 of the distance between the two towns. Xuan's speed was 22 km/h slower than Peter. What was Peter's speed?