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Quiz
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Mathematics
•
8th Grade
•
Practice Problem
•
Hard
ALINE VENDRAME
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6 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Quanto tempo levariam 10 homens para abrir uma vala que 40 homens abriram em 80 horas?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
10
15
5
3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(ENEM) Uma mãe recorreu à bula para verificar a dosagem de um remédio que precisava dar a seu filho. Na bula, recomendava-se a seguinte dosagem: 5 gotas para cada 2 kg de massa corporal a cada 8 horas.
Se a mãe ministrou corretamente 30 gotas do remédio a seu filho a cada 8 horas, então a massa corporal dele é de
12 kg
16 kg
24 kg
36 kg
75 kg
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Resolva a equação a seguir:
10 – 5x = - 6x + 8
x = 2
x = 3
x = -2
x = -3
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Se X + 12 = 22, então o valor de X é
-10
10
-12
12
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual é a solução da equação 2x + 3 = 10 + x
4
5
6
7
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