
Porcentagem 9º ano
Authored by ROSANA ADAMCZUK
Mathematics
9th Grade
CCSS covered
Used 8+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em um campeonato de futebol, o time de Pedro cobrou 40 escanteios e 20% deles foram convertidos em gols. Qual é o número de escanteios que não foram convertidos em gols pelo time de Pedro?
8
80
32
3,2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(SARESP) Uma máquina fotográfica custava R$ 400,00. No Dia dos Pais foi vendida com um desconto de 5% e, logo depois, em cima do novo preço sofreu um aumento de 10%. O seu preço atual, em reais, é:
a) 405 b) 412 c) 418 d) 420
405
412
418
420
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
João comprou uma TV e resolveu pagar à prazo, pois não podia pagar à vista. Sabendo que o valor à vista é de R$ 1500,00 e que o valor total à prazo é 15% maior que o valor à vista, responda: Quanto João vai pagar no total?
R$ 1575,00
R$ 1650,00
R$ 1725,00
R$ 1800,00
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
0,3%
3%
30%
300%
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
9%
90%
0,9%
900%
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1%
10%
20%
25%
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em uma turma com 24 alunos, 12 são meninos e 12 são meninas. Podemos afirmar que:
25% são meninos.
20% são meninos.
50% são meninas.
75% são meninas.
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