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Mathematics, 24.03.2021 17:20 kenishajohnson116
La o cantină s-au cumpărat într-o zi 38 de pahare de iaurt și 14 pahare de smântână, pentru care s-au plătit 132 de lei, iar în altă zi s-au cumpărat 36 de pahare de iaurt și 7 pahare de smântână, pentru care s-au plătit 100 de lei. Cât costă un pahar de iaurt? Dar unul de smântână? Rezolvă problema folosind operația de împărțire pentru „egalizarea" unei mărimi din problemă (pentru a o aduce la același termen de comparație).
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La o cantină s-au cumpărat într-o zi 38 de pahare de iaurt și 14 pahare de smântână, pentru care s-a...
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