
Porcentagem (problemas)
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Fred Brito
Used 10+ times
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Um aluno acertou 38 das 50 questões que tinha para resolver. Esse acerto representa quantos por cento?
38%
40%
50%
76%
80%
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A falta de 7 alunos em um grupo de 20 alunos representa quantos por cento de falta?
7%
14%
35%
70%
140%
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Um desconto de R$ 17.000,00 sobre um preço de R$ 50.000,00 representa quantos por cento de desconto?
34%
17%
25%
35%
66%
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
No Ensino Fundamental de um colégio estudam 1600 alunos, dos quais 720 são meninos. O número de meninos representa quantos por cento do número de alunos que estudam no Ensino Fundamental desse colégio?
50%
30%
35%
40%
45%
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Uma escola tem 25 professores, dos quais 24% ensinam Matemática. Quantos professores ensinam Matemática nessa escola?
12 professores
10 professores
6 professores
8 professores
9 professores
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual quantia representa 22,7% de R$ 110.000,00?
R$ 22.700,00
R$ 24.970,00
R$ 11.350,00
R$ 27.500,00
R$ 18.250,00
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Em uma cidade, a população é de 55.000 habitantes. Desses, 18% têm mais de 50 anos. Nessas condições, quantos habitantes dessa cidade têm mais de 50 anos?
5.500 habitantes
1.800 habitantes
9.900 habitantes
11.000 habitantes
18.000 habitantes
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