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A contractor undertakes to build a wall 1000 m long in 50 days .he employs 56 men but at the end of 27 days ,he finds that only 448 m of wall is built.how many extra men must the contractor employ so that the wall is completed in time? |
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Answer» A contractor undertakes to build a wall 1000 m long in 50 days .he employs 56 men but at the end of 27 days ,he finds that only 448 m of wall is built.how many extra men must the contractor employ so that the wall is completed in time? |
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