Question
Abi and Billy have a bicycle race. Abi cycles at a speed of 15 km/h. Billy cycles at a speed of 23 km/h. If Billy lets Abi start 32 min before him, how long will Billy take to catch up with Abi?
3 m

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Abi and Billy have a bicycle race. Abi cycles at a speed of 15 km/h. Billy cycles at a speed of 23 km/h. If Billy lets Abi start 32 min before him, how long will Billy take to catch up with Abi?