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      Question

      40 workers can complete a job in 72 days. How many workers

      are needed to finish the same job in 45 days?
      A 70 Correct Answer Incorrect Answer
      B 64 Correct Answer Incorrect Answer
      C 50 Correct Answer Incorrect Answer
      D 25 Correct Answer Incorrect Answer

      Solution


      ATQ,

      Let the number of workers required be β€˜m’ and amount of work done be β€˜w’ units.

      {(40 Γ— 72)/w} = {(45 Γ— m)/w}

      Or, m = 64

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