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Desafios de Matemática do 8º Ano

Authored by SANDRA ROSA

Other

8th Grade

Used 1+ times

Desafios de Matemática do 8º Ano
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Qual é a razão entre 15 e 5?

1:3

3:1

5:1

1:5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Se a média de três números é 10, e dois dos números são 8 e 12, qual é o terceiro número?

10

8

12

14

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Qual é a mediana dos números: 3, 7, 9, 15, 21?

7

9

15

21

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