Question
Billy and Jen left Town B for Town C at the same time. When Billy reached Town C in 3 hours, Jen had only completed 35 of the distance between the two towns. Jen's speed was 30 km/h slower than Billy. What was Billy's speed?
5 m

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Billy and Jen left Town B for Town C at the same time. When Billy reached Town C in 3 hours, Jen had only completed 35 of the distance between the two towns. Jen's speed was 30 km/h slower than Billy. What was Billy's speed?