
Desafios de Proporções e Gráficos
Authored by DAISE KISLIKOSKI
Mathematics
8th Grade
Used 1+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um carro percorre 150 km em 3 horas. Quantos quilômetros ele percorrerá em 5 horas, mantendo a mesma velocidade?
200 km
250 km
300 km
350 km
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se 40% de uma quantia é igual a 80, qual é o valor total da quantia?
180
200
220
240
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um gráfico mostra que 30% dos alunos preferem matemática, 25% preferem ciências, 20% preferem história e o restante prefere geografia. Qual é a porcentagem de alunos que prefere geografia?
15%
20%
25%
30%
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se 5 maçãs custam R$ 10,00, quanto custarão 8 maçãs?
R$ 14,00
R$ 16,00
R$ 18,00
R$ 20,00
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em uma pesquisa, 60% dos entrevistados disseram preferir café a chá. Se 300 pessoas foram entrevistadas, quantas preferem café?
150
180
200
240
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um gráfico de barras mostra que a venda de livros em janeiro foi de 120 unidades, em fevereiro 150 unidades, e em março 180 unidades. Qual foi o aumento percentual de fevereiro para março?
10%
15%
20%
25%
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se 7 lápis custam R$ 21,00, qual é o custo de 10 lápis?
R$ 28,00
R$ 30,00
R$ 32,00
R$ 35,00
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