Question

A and B are running on the boundary on two concentric circles with radii in the ratio 2 : 3. The speed ratio of A and B is 8 : 9, where A is running on the inner and B is running on the outer circle. Their starting points form a right angle at the centre of the circle. They both start running in same direction and after 7 seconds B completes a quarter of the outer circle. After how much time the distance between A and B will be minimum?​

Answer 1

Answer:New questions in Math

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