
Média e Álgebra
Quiz
•
Mathematics
•
7th Grade
•
Medium
Scarlett Amarante
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Qual é MÉDIA ARITMÉTICA dos números 18, 15 e 30?
63
18
21
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Maria ficou com a média final de 8 pontos em matemática. Sabendo que no 1º trimestre ela obteve 7,5 pontos e no segundo obteve 7,3 pontos, qual foi nota que Maria obteve no 3º trimestre?
8
14,8
9,2
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Observe a quantidade de alunos e as idades dos estudantes da turma 7º ano G. Calcule a média aritmética ponderada das idades dos estudantes da turma.
12 anos
12,16 anos
13 anos
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Qual das alternativas apresenta a forma simplificada de ?
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Represente como uma expressão algébrica: a multiplicação da metade de um número pelo seu triplo.
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Quais são os temos semelhantes da expressão algébrica ?
25y² e y; 85m e - 35n
85m, 17n e - 35n
17n e - 35n
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Qual é o valor número da expressão algébrica quando y = 15?
222
35
107
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