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      Question

      A can do 50% of the job in 16 days, B can do 1/4th of

      the job in 24 days. In how many days can they do 3/4th of the job working together?
      A 24 Correct Answer Incorrect Answer
      B 9 Correct Answer Incorrect Answer
      C 21 Correct Answer Incorrect Answer
      D 18 Correct Answer Incorrect Answer

      Solution

      A can complete the whole work in 16*2=32 days B can complete the whole work in 24*4=96 days they both can complete the whole work in (96*32)/(128) =24 days The can complete (3/4)th work in 24*3/4 =18 days ย 

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