Question
Julie and Carl have a bicycle race. Julie cycles at a speed of 16 km/h. Carl cycles at a speed of 20 km/h. If Carl lets Julie start 45 min before him, how long will Carl take to catch up with Julie?
3 m

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Julie and Carl have a bicycle race. Julie cycles at a speed of 16 km/h. Carl cycles at a speed of 20 km/h. If Carl lets Julie start 45 min before him, how long will Carl take to catch up with Julie?