Originally posted by geniusOf course. But the original problem had 90 heads and 10 tails. I couldn't think of any solutions other than the one I used.
same as with 90, just the opposite effect. 100 coins, 10 are heads. u take 10 random coins, say 6 heads and 4 tails. that means that there are 4 heads and 86 tails in the other bundle, flip the first bundle and u have 4 heads and 6 tails-that's 4 heads in each bundle!