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a fost răspuns

3 supra 20 plus 47 supra 180 plus 4 supra 15 plus 7 supra 60

Răspuns :

3/20+47/180+4/15+7/60=

= (27+47+48+21)/180 =

= 143/180
3/20+47/180+4/15+7/60=
(27+47+48+21)/180=
143/180

Alte intrebari