Question
Kathy and Eric have a bicycle race. Kathy cycles at a speed of 16 km/h. Eric cycles at a speed of 19 km/h. If Eric lets Kathy start 45 min before him, how long will Eric take to catch up with Kathy?
3 m

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Kathy and Eric have a bicycle race. Kathy cycles at a speed of 16 km/h. Eric cycles at a speed of 19 km/h. If Eric lets Kathy start 45 min before him, how long will Eric take to catch up with Kathy?