vrggg!!!!!!!!!!!! !!!!!
![Vrggg class=](https://ro-static.z-dn.net/files/d35/3fb363985670a5e9fec109bbeff19a6e.jpg)
Răspuns:
a/b=5
a/12,4=5=5/1
a*1=12,4*5
a=62
as simple as that!!
a/b=5/1
De unde b=12,5
Inseamna ca:
a=12,5*5=62,5
(1 nu este obligatoriu)