Răspunsuri

2014-05-21T10:20:52+03:00
Cel mai inteligent răspuns!
2014-05-21T10:21:06+03:00
15/100 *480=15/10 *48 (am simplificat prin 10), =3/2*48=(3*48)/2(se simplifica prin 2=3* 24=72 :)