Question
Xavier and Fanny left Town W for Town X at the same time. When Xavier reached Town X in 6 hours, Fanny had only completed 57 of the distance between the two towns. Fanny's speed was 28 km/h slower than Xavier. What was Xavier's speed?
5 m

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Xavier and Fanny left Town W for Town X at the same time. When Xavier reached Town X in 6 hours, Fanny had only completed 57 of the distance between the two towns. Fanny's speed was 28 km/h slower than Xavier. What was Xavier's speed?