
Proporções: Desafios e Aplicações
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Used 3+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se 3 maçãs custam R$6,00, quanto custarão 5 maçãs, assumindo que o preço é diretamente proporcional à quantidade?
R$8,00
R$10,00
R$12,00
R$15,00
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma receita pede 4 xícaras de farinha para fazer 24 biscoitos. Quantas xícaras de farinha são necessárias para fazer 60 biscoitos?
8 xícaras
10 xícaras
12 xícaras
15 xícaras
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se um carro percorre 150 km com 10 litros de combustível, quantos litros são necessários para percorrer 300 km?
15 litros
20 litros
25 litros
30 litros
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A razão entre a altura de dois edifícios é de 3:5. Se o edifício menor tem 90 metros, qual é a altura do edifício maior?
120 metros
135 metros
150 metros
180 metros
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um gráfico mostra que a quantidade de água consumida é diretamente proporcional ao número de pessoas. Se 4 pessoas consomem 200 litros, quantos litros 10 pessoas consumirão?
400 litros
500 litros
600 litros
800 litros
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se a velocidade de um carro é diretamente proporcional ao tempo que leva para percorrer uma distância fixa, e o carro leva 2 horas a 60 km/h, quanto tempo levará a 90 km/h?
1 hora
1,5 horas
2 horas
2,5 horas
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se 5 kg de arroz custam R$25,00, quanto custarão 8 kg?
R$35,00
R$40,00
R$45,00
R$50,00
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