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    • Question

      45 engineers working 5 hours a day take 15 days to complete

      a project. How many engineers working for 4 hours a day are needed to complete three times the given project in 20 days if they work at 20% higher efficiency?
      A 25 Correct Answer Incorrect Answer
      B 89 Correct Answer Incorrect Answer
      C 64 Correct Answer Incorrect Answer
      D 56 Correct Answer Incorrect Answer

      Solution

      ATQ,

      Let the total work be 'W' units and the efficiency of each engineer be 'E' units/hour.

      Let the number of engineers required be 'M'.

      ATQ:Image

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