Sort:  

No problem, but to be able to solve such a problem it is important to read the questions carefully and thoroughly ...

I tried to think again, this bit confuses me but I'm more curious, this is my last answer.

  1. 63 %
  2. 17%
  3. 20%

sorry if I misunderstood the question again, but this the last :D

Unfortunately the answers are wrong. :)