Question
Brandon and Irene left Town P for Town Q at the same time. When Brandon reached Town Q in 4 hours, Irene had only completed 57 of the distance between the two towns. Irene's speed was 28 km/h slower than Brandon. What was Brandon's speed?
5 m

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Brandon and Irene left Town P for Town Q at the same time. When Brandon reached Town Q in 4 hours, Irene had only completed 57 of the distance between the two towns. Irene's speed was 28 km/h slower than Brandon. What was Brandon's speed?