Daily Practice – 04/19

Alex and Bob ride along a circular path whose circumference is 15 km. They strt at the same time, from diametrically opposite positions. Alex goes at a constant speed of 35 km/h in the clockwise direction, while Bob goes at a constant speed of 25 km/h in the counter clockwise direction. They both cycle for 3 hours. How many times do they meet?

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