Question
Xandra and Howard have a bicycle race. Xandra cycles at a speed of 20 km/h. Howard cycles at a speed of 23 km/h. If Howard lets Xandra start 27 min before him, how long will Howard take to catch up with Xandra?
3 m

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Xandra and Howard have a bicycle race. Xandra cycles at a speed of 20 km/h. Howard cycles at a speed of 23 km/h. If Howard lets Xandra start 27 min before him, how long will Howard take to catch up with Xandra?