Une urne contient : 2 boules jaunes , 1 boule rouge et 3 boules vertes.
On tire une boule :
Qu...
Mathematics, 04.04.2021 14:10 Goldenstate32
Une urne contient : 2 boules jaunes , 1 boule rouge et 3 boules vertes.
On tire une boule :
Quelle est la probabilité d'obtenir :
1) une boule jaune :
2) une boule rouge :
3) une boule verte :
4) une boule rouge ou une boule verte ? ​
Answers: 1
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