Question
Eric and Usha left Town E for Town F at the same time. When Eric reached Town F in 6 hours, Usha had only completed 47 of the distance between the two towns. Usha's speed was 30 km/h slower than Eric. What was Eric's speed?
5 m

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Eric and Usha left Town E for Town F at the same time. When Eric reached Town F in 6 hours, Usha had only completed 47 of the distance between the two towns. Usha's speed was 30 km/h slower than Eric. What was Eric's speed?