Proporções e Porcentagens
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Used 1+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Se 4 maçãs custam R$8,00, quanto custarão 10 maçãs?
R$16,00
R$20,00
R$24,00
R$28,00
2.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Uma loja está oferecendo um desconto de 20% em um produto que custa R$150,00. Qual é o preço do produto com o desconto?
R$120,00
R$130,00
R$135,00
R$140,00
3.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Se 5 livros pesam 2 kg, quantos livros pesam 8 kg?
10 livros
15 livros
20 livros
25 livros
4.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Um gráfico mostra que 30% dos alunos preferem matemática, 25% preferem ciências, 20% preferem história e o restante prefere geografia. Qual porcentagem dos alunos prefere geografia?
15%
20%
25%
30%
5.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Se 3 camisetas custam R$45,00, quanto custam 7 camisetas?
R$95,00
R$105,00
R$115,00
R$125,00
6.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Um gráfico de barras mostra que 40 alunos gostam de futebol, 30 de basquete, 20 de vôlei e 10 de natação. Qual é a porcentagem de alunos que gostam de vôlei?
10%
20%
25%
30%
7.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Se 8 metros de tecido custam R$64,00, qual é o custo de 15 metros do mesmo tecido?
R$100,00
R$110,00
R$120,00
R$130,00
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