
Razões e Proporções em Matemática
Interactive Video
•
Mathematics
•
6th - 8th Grade
•
Practice Problem
•
Medium
Standards-aligned
Ethan Morris
Used 1+ times
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a razão entre o número de alunos aprovados e o total de alunos em uma turma de 30 alunos, onde 20 foram aprovados?
3/2
1/3
1/2
2/3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se a razão entre alunos reprovados e aprovados é 1/2, quantos alunos foram reprovados em uma turma de 30 alunos?
10
15
20
5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como você pode simplificar a razão 20/30?
1/3
2/3
1/2
3/2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor de x para que as razões (x+3)/15 e 1/3 sejam equivalentes?
1
2
4
3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se 2/3 é uma razão, qual das seguintes é uma razão equivalente?
4/6
5/6
6/9
7/9
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a característica principal das razões inversas?
A soma é 1
O produto é 1
O quociente é 1
A diferença é 1
Tags
CCSS.HSF-BF.B.4B
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se a razão é 3/7, qual é a sua razão inversa?
3/7
1/7
7/3
1/3
Tags
CCSS.HSF-BF.B.4B
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