
Probabilidades: Simples e Compostas
Authored by Celina Lajoso
Mathematics
9th Grade

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a probabilidade de tirar um número par ao lançar um dado?
1/2
2/3
1/3
1/4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em uma urna com 3 bolas vermelhas e 2 azuis, qual é a probabilidade de retirar uma bola vermelha?
0.2
0.8
0.6
0.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se lançarmos duas moedas, qual é a probabilidade de obter pelo menos uma cara?
75%
100%
50%
25%
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a probabilidade de tirar um número maior que 4 ao lançar um dado?
1/4
2/3
1/2
1/3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em uma experiência com duas cartas, qual é a probabilidade de tirar uma carta de copas e uma de paus?
0.5000
0.2451
0.3333
0.1250
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se um evento A tem probabilidade de 0,3 e um evento B tem probabilidade de 0,5, qual é a probabilidade de A e B ocorrerem se forem independentes?
0,8
0,15
0,2
0,4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a probabilidade de não obter nenhuma cara ao lançar duas moedas?
0%
50%
75%
25%
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