Desvendando Médias Aritméticas e Ponderadas
Quiz
•
Mathematics
•
8th Grade
•
Hard
Raquel Colombo
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule a média aritmética dos números 4, 8 e 12.
6
8
10
12
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a média ponderada dos números 5, 10 e 15 com pesos 1, 2 e 3, respectivamente?
10
11
12
13
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se a média aritmética de três números é 20, qual é a soma desses números?
40
50
60
70
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a diferença entre a média aritmética e a média ponderada dos números 3, 6 e 9, se os pesos são 1, 2 e 3, respectivamente?
0
1
2
3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Interprete o resultado: A média aritmética das notas de um aluno em três provas foi 7. O que isso indica?
O aluno foi mal em todas as provas.
O aluno teve um desempenho regular.
O aluno foi excelente em todas as provas.
O aluno não fez as provas.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um aluno obteve as notas 6, 8 e 10 em três provas. Qual é a média aritmética dessas notas?
7
8
9
10
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule a média ponderada das notas 7, 9 e 10 com pesos 2, 3 e 5, respectivamente.
8.5
9
9.5
10
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