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

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