Răspuns:
4 trandafiri..........3 garoafe........37 lei /×5
5 trandafiri .........6 garoafe.........53 lei /×4
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20 trandafiri.......15 garoafe.........185lei
20 trandafiri........24 garoafe.........212 lei
-------‐-------------------------------------------------(–) scădem
/ trandafiri..........9 garoafe ............27
27:9=3(lei costa o garoafă)
53–3=50(lei costa 5 trandafiri )
50:5=10(lei costa un trandafir)
sper ca te-am ajutat