Question
Xavier and Winnie left Town B for Town C at the same time. When Xavier reached Town C in 3 hours, Winnie had only completed 47 of the distance between the two towns. Winnie's speed was 21 km/h slower than Xavier. What was Xavier's speed?
5 m

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Xavier and Winnie left Town B for Town C at the same time. When Xavier reached Town C in 3 hours, Winnie had only completed 47 of the distance between the two towns. Winnie's speed was 21 km/h slower than Xavier. What was Xavier's speed?