
Regra de Três
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Mathematics
8th Grade

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12 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Se 4 laranjas custam R$ 8, quantas laranjas podem ser compradas com R$ 20?
5
15
10
25
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Se 5 metros de tecido custam R$ 25, quanto custará 8 metros do mesmo tecido?
30
45
35
40
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Se 2 litros de tinta pintam uma área de 10 metros quadrados, quantos litros serão necessários para pintar uma área de 30 metros quadrados?
6
2
15
10
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Se 6 operários constroem uma casa em 15 dias, em quantos dias 10 operários conseguirão construir a mesma casa?
18
12
9
6
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
1 hora e 10 minutos
2 horas
1 hora e 30 minutos
2 horas e 10 minutos
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Se 8 operários constroem uma parede em 6 horas, em quantas horas 12 operários conseguirão construir a mesma parede?
2
8
10
4
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Se 5 metros de tecido são suficientes para fazer 3 camisetas, quantos metros serão necessários para fazer 7 camisetas?
11.67
25
20
16.67
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