AM NEVOIE URGENT, VA ROOOOOOG!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

15 metri de panza costa 180 de lei. Cat costa 9 metri de panza de acelasi fel? (Metoda reducerii la unitate)

VA ROOOG ACUUUUUUUM!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!