
Frações e Gráficos
Authored by JOSE OLIVEIRA
Mathematics
10th Grade
Used 14+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual é a frequência relativa de alunos que preferem morangos?
5/20 = 10
5/20 = 0,25
5
20
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual a percentagem total de alunos que preferem bananas e melancia?
50%
40%
60%
80%
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual das frações representa o número de alunos que preferem o prato de peixe?
14/20
5/20
1/20
12/20
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Em uma seletiva para a final dos 100 metros livres de natação, numa olimpíada, os atletas, em suas respectivas raias, obtiveram os tempos da tabela abaixo. A média dos tempos apresentados no quadro é aproximadamente:
20,92
20,93
20,96
20,80
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Paulo e Maria apostaram que tirariam notas acima da média (6,0) no resultado final. Conhecendo que as notas finais são calculadas com médias ponderadas, podemos dizer que quem ganhou a aposta foi:
Maria
Os dois, pois os dois tiveram notas finais acima da média.
Paulo
Nenhum dos dois, pois tiveram notas finais abaixo da média.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Considere o histograma, que representa a distribuição de todos os alunos, por massa corporal, de uma escola. A amplitude total dos dados apresentados é:
150
10
60
25
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A figura acima representa que fração mista?
2 2/3
3 2/3
3 3/5
2 3/5
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