Question
Tammy and Oscar have a bicycle race. Tammy cycles at a speed of 20 km/h. Oscar cycles at a speed of 24 km/h. If Oscar lets Tammy start 36 min before him, how long will Oscar take to catch up with Tammy?
3 m

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Tammy and Oscar have a bicycle race. Tammy cycles at a speed of 20 km/h. Oscar cycles at a speed of 24 km/h. If Oscar lets Tammy start 36 min before him, how long will Oscar take to catch up with Tammy?