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Exercitiu de logica!
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22 Jun 2011, 19:14
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indiferrent
Guru
Join Date: Nov 2009
Posts: 536
Un grup de 100 de oameni au intrat in gradina zoologica. Copiii au platit 5 lei, adultii 50 de lei si studentii 30 de lei. In total grupul plateste 1000 de lei. Cati copii, studenti si adulti erau in grup?
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