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Mathematics, 18.10.2020 21:01 BEEFYTACO

15 men can dig a trench of 90 m long in 3 hours. How long will it take 16 men
to dig a trench 48 m long?

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15 men can dig a trench of 90 m long in 3 hours. How long will it take 16 men
to dig a trench...

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