
Revisão - 4º Bimestre - 9º ano
Authored by Ana Clara
Mathematics
9th Grade
Used 11+ times

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16 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Ao escolher, aleatoriamente, um número de 1 a 30, qual é a probabilidade de ele ser um múltiplo de 6?
6/30
1/6
1/30
30/30
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Em uma caixa temos 28 bolas. São 21 bolas azuis e 7 amarelas. Em porcentagem, qual a probabilidade de sortearmos ao acaso uma bola amarela?
0%.
100%.
50%.
25%.
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Em um lote de 12 peças, quatro são defeituosas. Sendo retirada uma peça, qual a probabilidade dessa peça não ser defeituosa?
1/3
1/2
3/7
2/3
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Qual a probabilidade de obter um número primo no lançamento de um dado comum honesto?
1/2
1/3
1/4
1/6
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sabendo que uma ginasta teve 15 pontos na primeira prova, 16 na segunda e 20 na terceira.
Qual a média desta ginástica?
15
16
17
18
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
As notas de uma turma de alunos no teste de geografia foram: 10; 9; 9; 8; 7; 7; 7; 6; 4; 3. Calcula a média dessa turma.
6
7
8
8,5
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Completa a frase:
Um metro tem ___________ centímetros.
1
10
100
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