Números Racionais e Sistema de Equações

Quiz
•
Mathematics
•
8th Grade
•
Medium
Djalma Júnior
Used 2+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Um litro de suco custa R$ 5,00. Quanto custam 3/5 de litro desse suco?
a) R$ 3,00
b) R$ 4,00
c) R$ 6,00
d) R$ 7,00
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Simplifique a expressão a seguir: (5/8) + (3/4) - (1/2)
a) 3/8
b) 5/8
c) 7/8
d) 1/8
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Uma caixa de bombons tem 15 bombons. Se 2/5 dos bombons são de chocolate, quantos bombons de chocolate há na caixa?
a) 3 bombons
b) 4 bombons
c) 6 bombons
d) 8 bombons
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Um pedreiro precisa de 3/4 de metro cúbico de concreto para fazer uma laje. Ele já tem 1/2 metro cúbico de concreto. Quanto mais concreto ele precisa comprar?
a) 1/4 metro cúbico
b) 1/2 metro cúbico
c) 3/4 metro cúbico
d) 1 metro cúbico
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Uma pizza foi dividida em 8 fatias iguais. Quantas fatias representam 3/4 da pizza?
a) 2 fatias
b) 3 fatias
c) 4 fatias
d) 6 fatias
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual número não pertence ao conjunto A = { -2, 0, 1, 3, 5 }?
- 2
0
1/2
3
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual é o menor número natural maior que 20 e menor que 25?
20
21
22
23
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