
Problemas de Consumo de Alimentos
Passage
•
Mathematics
•
1st Grade
•
Hard
CRISTINA HAYASHIDA
Used 1+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a equação que representa o consumo de alimentos na mesa A?
3v + 2a + 4b = 88
2v + 5b = 64
4v + 1a = 58
3v + 4a + 2b = 88
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a equação que representa o consumo de alimentos na mesa B?
3v + 2a + 4b = 88
2v + 5b = 64
4v + 1a = 58
2v + 4b = 64
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a equação que representa o consumo de alimentos na mesa C?
3v + 2a + 4b = 88
2v + 5b = 64
4v + 1a = 58
3v + 1a + 4b = 58
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o sistema de equações que representa o problema?
{3v + 2a + 4b = 88, 2v + 5b = 64, 4v + 1a = 58}
{3v + 2a + 4b = 88, 2v + 4b = 64, 4v + 1a = 58}
{3v + 2a + 4b = 88, 2v + 5b = 64, 4v + 2a = 58}
{3v + 2a + 4b = 88, 2v + 5b = 64, 4v + 1a = 64}
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor de v na segunda equação?
10
12
8
5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor de a na primeira equação?
8
12
10
5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a matriz solução encontrada?
(10, 12, 8)
(12, 10, 8)
(8, 10, 12)
(12, 8, 10)
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para comparar os preços unitários dessa papelaria com outras do comércio, o Sr. Ricardo calculou os preços de uma caneta, um caderno e um lápis. A soma desses preços é
R$ 20,00
R$ 18,00
R$ 16,00
R$ 14,00
R$ 12,00
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