
Desafios com Números Racionais
Mathematics
8th Grade

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. Qual é a fração equivalente a 3/4?
2/3
6/8
1/2
5/6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. Calcule 25% de 200.
75
100
25
50
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. Se uma tabela mostra que 60% dos alunos passaram, quantos alunos passaram se a turma tem 30 alunos?
15 alunos passaram
10 alunos passaram
25 alunos passaram
18 alunos passaram
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. Compare 2/3 e 3/4. Qual é maior?
3/5
2/5
1/2
3/4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. Qual é a soma de 1/2 e 1/3?
1/4
3/4
2/5
5/6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. O que representa 15% de um total de 80?
15
20
10
12
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
9. Se 1/5 de um número é 10, qual é o número?
50
75
40
25
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