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Q:

A is 50% more efficient than B. They together start the work and $$ {7\over 12}$$ th of work is left after 8 days. Find in what time B alone will complete the whole work.

  • 1
    36 days
  • 2
    44 days
  • 3
    48 days
  • 4
    40 days
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Answer : 3. "48 days"

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