Question
Peter and Risa left Town F for Town G at the same time. When Peter reached Town G in 4 hours, Risa had only completed 37 of the distance between the two towns. Risa's speed was 28 km/h slower than Peter. What was Peter's speed?
5 m

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Peter and Risa left Town F for Town G at the same time. When Peter reached Town G in 4 hours, Risa had only completed 37 of the distance between the two towns. Risa's speed was 28 km/h slower than Peter. What was Peter's speed?