Question
Esther and Tom have a bicycle race. Esther cycles at a speed of 18 km/h. Tom cycles at a speed of 22 km/h. If Tom lets Esther start 40 min before him, how long will Tom take to catch up with Esther?
3 m

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Esther and Tom have a bicycle race. Esther cycles at a speed of 18 km/h. Tom cycles at a speed of 22 km/h. If Tom lets Esther start 40 min before him, how long will Tom take to catch up with Esther?