Ajutooooorr. Dau coroana
![Ajutooooorr Dau Coroana class=](https://ro-static.z-dn.net/files/d21/c5324fa11c381145d4fb3f87ac9f44b3.jpg)
Răspuns:
(5-1/5)x(5/8)²=24/5x25/64=3x5/8=15/8=1 7/8
Raspuns verificat.