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Calculati raportul: 0,1 (3)x=3,(5)y,x-diferit de 0,y supra x=?


Răspuns :

0,1(3)=(13-1)/90=12/90=2/15
3,(5)=(35-3)/9=32/9
2x/15=32y/9
18x=480y
y/x=18/480=6/160=3/80