Proporcionalidade direta 8ºAA
Quiz
•
Mathematics
•
7th - 8th Grade
•
Practice Problem
•
Medium
Lina Fonseca
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8 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Considere a seguinte função de proporcionalidade direta. Qual o valor da constante?
4
2
3
5
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual o valor da constante de proporcionalidade desta função?
5
4
2
3
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Indique o valor de a e b, respetivamente.
a = 2,5 e b = 12
a = 1 e b = 6
a = 2 e b = 3
a = 4 e b = 12
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Nas tabelas 1, 2 e 3 estão representadas as correspondências entre os valores da grandeza X e os valores das grandezas A, B e C, respetivamente.
Identifica as tabelas que representam a correspondência entre grandezas diretamente proporcionais.
1, 2 e 3
1 e 2
1 e 3
2 e 3
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual dos gráficos se refere a uma função de proporcionalidade direta
A
B
C
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Na figura está representada graficamente a relação entre o vencimento v, em euros, e o tempo de trabalho t, em horas, de um jardineiro.
Quanto ganha o jardineiro em 30 minutos de trabalho?
6,25 €
12,5 €
25 €
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Quanto ganhará o jardineiro se trabalhar 3 horas?
25 €
30 €
37,5 €
8.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Quanto tempo deve trabalhar o jardineiro para ganhar 30 €.
2 h
3 h
2,4 h
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