Question

Intr-o urna se afla o bila alba si doua bile rosii. Aflati numarul cazurilor favorabile extragerii unei bile: a)albe b) rosii

Answer 1

a)$\frac{1}{3}$ = 0.3%
b)$\frac{2}{3}$ = 0.6%

Answer 2

1/3 probabilitate bila alba
2/3 probabbilitate bile rosii