A and B start from the same point and in the same direction at 7:00 am to walk around a rectangular field 400m x 300m. A and B walk at the rate of 3km/h and 2.5km/h respectively. How many times shall they cross each other, if they continue to walk till 12: 30 pm?

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Question:A and B start from the same point and in the same direction at 7:00 am to walk around a rectangular field 400m x 300m. A and B walk at the rate of 3km/h and 2.5km/h respectively. How many times shall they cross each other, if they continue to walk till 12: 30 pm?

1.Not even once

2.Once

3.Twice

4.Thrice

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  1. A and B start from the same point and in the same direction at 7:00 am to walk around a rectangular field 400m x 300m. A and B walk at the rate of 3km/h and 2.5km/h respectively. How many times shall they cross each other, if they continue to walk till 12: 30 pm?
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