
Calculando a Média Aritmética
Authored by WAGNER PASCOAL
Mathematics
8th Grade
Used 2+ times

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15 questions
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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 aritmética dos números 15, 20, 25 e 30?
20
22.5
25
27.5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um estudante obteve as seguintes notas: 7, 8, 9 e 10. Qual é a média das notas do estudante?
8
8.5
9
9.5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se a média aritmética de três números é 10 e dois dos números são 8 e 12, qual é o terceiro número?
9
10
11
12
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule a média aritmética dos números 5, 10, 15, 20 e 25.
12
15
18
20
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em uma corrida, os tempos dos corredores foram 12s, 14s, 16s e 18s. Qual é a média dos tempos?
14s
15s
16s
17s
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A média aritmética de cinco números é 6. Se quatro dos números são 5, 6, 7 e 8, qual é o quinto número?
4
5
6
7
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