Shakuntala Devi is an outstanding calculating prodigy of India. On June 18 in 1980, she again solved the multiplication of two 13-digit numbers 7,686,369,774,870 x 2,465,099,745,779 randomly picked up by the computer department of Imperial College in London. And this, she did in 28 seconds flat. This ebook will give some puzzles to us, to make more fast calculation.
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http://rapidshare.com/files/1027790/Puzzl_PuzzlYou_muya.rar
1 comments:
Hey shakuntala devi puzzles are famous, please i request you to post all the series of shakuntala devi
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