A and B walk a circulat track. They start at 8 a.m from the same point – McqOptions

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1.	A and B walk a circulat track. They start at 8 a.m from the same point in the opposite directions. A and B walk at a speed 0f 2 rounds per hour and 3 rounds per hour respectively. How many times shall they cross each other before 9.30 a.m?
A.	11
B.	5
C.	7
D.	9
Answer» D. 9

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