
Desvendando Porcentagens na Matemática
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se 30% de uma turma de 40 alunos são meninas, quantas meninas há na turma?
10
12
15
18
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
50%
55%
60%
65%
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um produto custa R$ 200,00 e está com um desconto de 25%. Qual é o preço final do produto?
R$ 150,00
R$ 160,00
R$ 170,00
R$ 180,00
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se 40% de um número é 80, qual é o número?
180
200
220
240
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um gráfico mostra que 25% dos alunos preferem matemática, 35% preferem ciências e o restante prefere história. Qual porcentagem dos alunos prefere história?
30%
35%
40%
45%
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
30%
35%
40%
45%
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
20%
25%
30%
35%
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