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A took 15 sec. to cross a rectangular field diagonally walking at the rate of speed 52m / min and B took the same time to cross the same field along its sides walking at the rated speed 68 m / min. The area of the field is:
5Q:
A took 15 sec. to cross a rectangular field diagonally walking at the rate of speed 52m / min and B took the same time to cross the same field along its sides walking at the rated speed 68 m / min. The area of the field is:
- 1$$30 m^2$$false
- 2$$40 m^2$$false
- 3$$50 m^2$$false
- 4$$60 m^2$$true
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