How much time take?

Arun can build up a structure in 8 days and Vinod can break it in 3 days. Arun has worked for 4 days and then vinod joined to work with arun for another 2 days only. In how many days will Arun alone build up the remaining part of the structure?

  1. 22/3 days
  2. 16/3 days
  3. 19/3 days
  4. None of these
Anurag Mishra Professor Asked on 31st January 2016 in Maths.
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    ManmohanTiwari Default Answered on 31st January 2016.
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