Question
Gwen and Jenson have a bicycle race. Gwen cycles at a speed of 16 km/h. Jenson cycles at a speed of 20 km/h. If Jenson lets Gwen start 45 min before him, how long will Jenson take to catch up with Gwen?
3 m

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Gwen and Jenson have a bicycle race. Gwen cycles at a speed of 16 km/h. Jenson cycles at a speed of 20 km/h. If Jenson lets Gwen start 45 min before him, how long will Jenson take to catch up with Gwen?