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How can you split the coins into two piles such that there are same number of heads up in each pile?

+2 votes
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100 coins are lying flat on a table. 10 of them are heads up and 90 are tails up. How can you split the coins into two piles such that there are same number of heads up in each pile?

posted Jun 30, 2017 by Sanam

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1 Answer

0 votes
  1. perfect way - Divide10 heads up coins into two piles 5 : 5 and then divide the rest 90 tails up coins at random
    and them 5 :5 heads up coins.

  2. another way - Close your eyes and split the coins into two piles 10 : 90 then flip over the 10 coin pile.

answer Jul 1, 2017 by 이기가



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