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GATE Civil Engineering (CE) 2010 Solved Paper

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Question : 8

Total: 65

5 skilled workers can build a wall in 20days; 8 semi-skilled workers can build a
wall in 25 days; 10 unskilled workers can build a wall in 30days. If a team has 2
skilled, 6 semi-skilled and 5 unskilled workers, how long will it take to build the
wall?

20 days
18 days
16 days
15 days

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