Question
Cindy and Wesley have a bicycle race. Cindy cycles at a speed of 18 km/h. Wesley cycles at a speed of 23 km/h. If Wesley lets Cindy start 50 min before him, how long will Wesley take to catch up with Cindy?
3 m

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Cindy and Wesley have a bicycle race. Cindy cycles at a speed of 18 km/h. Wesley cycles at a speed of 23 km/h. If Wesley lets Cindy start 50 min before him, how long will Wesley take to catch up with Cindy?