Question
Irene and Zane have a bicycle race. Irene cycles at a speed of 15 km/h. Zane cycles at a speed of 18 km/h. If Zane lets Irene start 36 min before him, how long will Zane take to catch up with Irene?
3 m

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Irene and Zane have a bicycle race. Irene cycles at a speed of 15 km/h. Zane cycles at a speed of 18 km/h. If Zane lets Irene start 36 min before him, how long will Zane take to catch up with Irene?