
Desafio: Operações com números racionais
Authored by Sandra Tanajura
Mathematics
9th Grade
Used 6+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Marcos possui R$ 500,00 e vai comprar o máximo de camisetas de R$ 70,00 com essa quantia. Nessas condições ele comprará quantas camisetas?
6 camisetas
7 camisetas
8 camisetas
9 camisetas
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um submarino está a -8000 metros do nível do mar, ou seja, a 8000 metros abaixo do nível do mar. Na mesma vertical, um avião sobrevoa a área a 11000 metros acima do nível do mar. Qual é a distância entre o submarino e o avião, em metros?
3 000 metros
8 000 metros
11 000 metros
19 000 metros
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Léa foi ao shopping e comprou 3 camisetas por 45 reais cada e 2 calças por 80 reais cada. Qual foi o valor total que Léa gastou em suas compras?
295 reais
160 reais
135 reais
125 reais
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
11
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na correção de uma prova de concurso, cada questão certa vale + 5 pontos, cada questão errada vale – 2 pontos, e cada questão não respondida vale – 1. Das 20 questões da prova, Anderson acertou 7, errou 8 e deixou de responder as restantes.
O número de pontos que Anderson obteve nessa prova foi:
2
10
14
24
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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