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Mathematics, 04.08.2021 18:00 rileyeddins1010

A man contracts to construct a school building in 20 days and employs 16 men on it immediately. At the end of 12 days the work is only half done. What additional number of men must he employ to fulfill the contract ?​

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A man contracts to construct a school building in 20 days and employs 16 men on it immediately. At t...

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