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» Gallery » Logical puzzles 111110101001111100Ječmen (Egypt) - difficulty 4.0 (former difficulty 3)
Deset měřic ječmene se má rozdělit mezi 10 lidí tak, aby druhý dostal o 1/8 měřice více než první, ..., desátý o 1/8 měřice než devátý.
Kolik každý dostane? 7/16, 9/16, 11/16, ..., 23/16, 25/16 měřice ječmene x + (x + 1/8) + ... + (x + 9 * 1/8) = 10 odtud 10 * x + 45/8 = 10 |
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