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Q 2453001844.     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 respectively. How many times shall they cross each other after 8·00 a.m. and before 9.30. a.m.?
IAS 2016 Prelims
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)