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If 600 men dig a 5.5 m wide, 4 m deep an...

If 600 men dig a 5.5 m wide, 4 m deep and 405 m long canal in half an hour, then how long a canal will 2500 men, working for 6 hours dig if it is 10 m wide and 8 m deep? `2694 1/3m` b. `\ 4080\ m` c. `6452\ m` d. `5568 3/4m`

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