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Ajutor va rog frumos !!! Dau coronita .
Ordonati descrescator sirurile de numere :
a 3/8 2/5 4/7 7/9 b 9/5 11/6 5/4 8/7

c 1/3 8/9 5/6

d 1/2 2/4 3/6


Va roggg !!!