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Two persons A and B start from the same ...

Two persons A and B start from the same location and walked around a square in opposite directions with constant speeds. The square has a side 60 m. Speed of A and B are `4 ms ^(-1) and 2 ms ^(-1)` respectively. When will they meet for the first time ?

A

30 s

B

40 s

C

10 s

D

20 s

Text Solution

Verified by Experts

The correct Answer is:
B
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