
Probabilidade 09maio25
Mathematics
9th Grade
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6 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Verdadeiro
Falso
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Jogando um dado comum, qual a probabilidade de se obter um número ímpar?
25%
33%
50%
75%
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Jogando um dado comum, qual a probabilidade de se obter um número menor que 3?
(a) 1/4
(b) 1/2
(c) 2/3
(d) 1/3
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Uma urna contém 7 bolas verdes, 12 bolas amarelas, 13 azuis e 8 bolas vermelhas. Ao retirarmos ao acaso uma bola, qual a probabilidade de a bola ser amarela?
12%
25%
30%
40%
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Um casal pretende ter 2 filhos. Qual a probabilidade de que os 2 filhos sejam do mesmo sexo?
(A) 1/3
(B) 3/4
(C) 1/2
(D) 1/4
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Um outro casal pretende ter 3 filhos. Qual a probabilidade de que os 3 filhos sejam do mesmo sexo?
(A) 1/8
(B) 3/8
(C) 1/3
(D) 1/4
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