
Média Aritmética e Ponderada
Authored by Daniel Gabe
Mathematics
7th Grade
Used 4+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
João tirou as seguintes notas em suas provas de matemática: 7,5; 8,0; 6,5 e 9,0. Qual é a média aritmética das notas de João?
7,5
7,75
8,0
8,25
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em uma pesquisa, cinco pessoas responderam quantas horas de TV assistem por dia: 2, 3, 4, 5 e 6 horas. Qual é a média aritmética do tempo que essas pessoas assistem TV por dia?
3,5
4,0
4,5
5,0
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ana precisa calcular sua média final em uma disciplina. As notas e os pesos são: Prova 1 (peso 2) - 6,0; Prova 2 (peso 3) - 7,0; Trabalho (peso 1) - 9,0. Qual é a média ponderada de Ana?
6,5
6,8
7,0
7,2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Carlos quer calcular sua média final em uma disciplina onde as notas são: Prova 1 (peso 4) - 5,0; Prova 2 (peso 3) - 7,0; Trabalho (peso 3) - 8,0. Qual é a média ponderada de Carlos?
6,5
7,0
7,5
8,0
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em uma empresa, a média salarial dos funcionários do setor A é R$ 2.500,00 e do setor B é R$ 3.400,00. Se o setor A tem 10 funcionários e o setor B tem 5 funcionários, qual é a média salarial dos funcionários da empresa?
R$ 2.800,00
R$ 3.000,00
R$ 3.200,00
R$ 3.300,00
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