Question
John and Eva left Town J for Town K at the same time. When John reached Town K in 6 hours, Eva had only completed 57 of the distance between the two towns. Eva's speed was 18 km/h slower than John. What was John's speed?
5 m

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John and Eva left Town J for Town K at the same time. When John reached Town K in 6 hours, Eva had only completed 57 of the distance between the two towns. Eva's speed was 18 km/h slower than John. What was John's speed?