
Regra de três simples e composta A
Authored by Aramis Leite
Mathematics
7th Grade
Used 13+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Doze máquinas produzem 2000 peças em 80 minutos. Quanto tempo é necessário para que metade dessas máquinas produzam 4000 peças?
320
280
240
200
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Aplicando R$ 500,00 na poupança o valor dos juros em um mês seria de R$ 2,50. Caso seja aplicado R$ 2 100,00 no mesmo mês, qual seria o valor dos juros?
R$ 1,68
R$ 10,50
R$ 4,20
R$ 1,05
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Uma padaria produz 100 pães a cada quatro horas. Sabendo que ela fica aberta durante 16 horas, quantos pães ela produz durante um dia?
200
400
500
600
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Uma confecção leva 4 dias para produzir 160 peças de roupas com 8 funcionários. Se apenas 6 funcionários estiverem trabalhando, quantos dias leva para essa confecção produzir 300 peças?
12
8
6
10
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Um carro percorre 120 km em duas horas se dirigir com velocidade constante de 60 km/h. Se esse mesmo carro percorrer esse trecho com velocidade constante de 40 km/h, quantas horas ele leva para completar o percurso?
4
5
3
6
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