Question
Xandra and Sam have a bicycle race. Xandra cycles at a speed of 20 km/h. Sam cycles at a speed of 24 km/h. If Sam lets Xandra start 48 min before him, how long will Sam take to catch up with Xandra?
3 m

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Xandra and Sam have a bicycle race. Xandra cycles at a speed of 20 km/h. Sam cycles at a speed of 24 km/h. If Sam lets Xandra start 48 min before him, how long will Sam take to catch up with Xandra?