A and B walk around a circular park They start at 8 a m from the same point in the opposite directio...........

Math and Mental Ability Time & distance

A and B walk around a circular park. They start at 8 a.m. from the same point in the opposite directions. A and B walk at a speed of 2 rounds per hour and 3 rounds per hour respecely. How many times shall they cross each other after 8 00 a.m. and before 9.30. a.m.?

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