Question
Min and Harry have a bicycle race. Min cycles at a speed of 16 km/h. Harry cycles at a speed of 18 km/h. If Harry lets Min start 30 min before him, how long will Harry take to catch up with Min?
3 m

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Min and Harry have a bicycle race. Min cycles at a speed of 16 km/h. Harry cycles at a speed of 18 km/h. If Harry lets Min start 30 min before him, how long will Harry take to catch up with Min?