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Q:

Ram does a work in 40 days and Shyam does same work in 60 days. If efficiency of Mohan is 20% less than the combined efficiency of Ram and Shyam together then working alone Mohan will complete the whole work in how many days?

  • 1
    32 days
  • 2
    27.5 days
  • 3
    24 days
  • 4
    30 days
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Answer : 4. "30 days"

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