Question
Raeann and Ben have a bicycle race. Raeann cycles at a speed of 15 km/h. Ben cycles at a speed of 17 km/h. If Ben lets Raeann start 40 min before him, how long will Ben take to catch up with Raeann?
3 m

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Raeann and Ben have a bicycle race. Raeann cycles at a speed of 15 km/h. Ben cycles at a speed of 17 km/h. If Ben lets Raeann start 40 min before him, how long will Ben take to catch up with Raeann?