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Q: A can complete a piece of work in 12 days and B is 60% more efficient than A. In how many days B will complete the same work  ?

  • 1
    8.7 hrs
  • 2
    5.2 hrs
  • 3
    5 hrs
  • 4
    7.5 hrs
  • Show Answer
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Answer : 4. "7.5 hrs"
Explanation :

Answer: D) 7.5 hrs Explanation: Ratio of times taken by A and B = 160 : 100A can do the work in 12 daysLet B can do the work in "D" days=> 160:100 = 12 : D=> D = 12 x 100/160 = 7.5 hrs

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