Probabilidade
9th Grade
•2 Qs
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Probabilidade
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Mathematics
•
9th Grade
•
Easy
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2 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma urna contém 2 bolas amarelas, 4 bolas azuis e 3 bolas vermelhas. Ao retirarmos uma bola ao acaso, a probabilidade de ela ser azul é de aproximadamente:
41,44%
42,44%
43,44%
44,44%
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma urna contém 2 bolas amarelas, 4 bolas azuis e 3 bolas vermelhas. Ao retirarmos uma bola ao acaso, a probabilidade de ela ser azul e em seguida retirarmos uma bola e ela ser vermelha, repondo a primeira bola retirada na urna é de:
44,44%
33,33%
14,81%
10,33%
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