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A took 15 s to cross a rectangular field...

A took `15 s` to cross a rectangular field diagonally walking at the rate of `52m//min`and `B` took the same time to cross the same field along its sides walking at the rate of `68 m//min`. Find the area of the field.

A

`45 sq m`

B

`25 sq m`

C

`51 sq m`

D

`60sq m`

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The correct Answer is:
D
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