
Números racionais-7ºB
Authored by Flora Silva
Mathematics
7th Grade
Used 1+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Qual dos seguintes números pertence a ℚ0+, mas não pertence a IN ?
5
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Qual das seguintes afirmações é verdadeira?
Todos os números naturais são não negativos.
Todos os números racionais são inteiros.
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
-1 é um número racional.
Verdadeiro
Falso
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Quantos são os números inteiros não positivos entre -2,4 e 1,4?
1
2
3
4
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Uma turma do 7º ano é constituída por 9 raparigas e 16 rapazes. Qual é a percentagem de rapazes da turma?
28%
56%
64%
36%
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
O Vicente aproveitou a época de saldos para comprar uma bicicleta que custava 600€. Quanto pagou, em euros, pela bicicleta, sabendo que beneficiou de 20% de desconto?
120
480
580
20
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
3,6
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