
Gabarito de Matemática 7ºB
Mathematics
7th Grade
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma folha A4 tem aproximadamente 21 cm por 29,7 cm. Qual é a área aproximada?
600 cm²
500 cm²
700 cm²
622 cm²
580 cm²
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resolva a expressão: 150–[–(232–240)+(–250–181)+(123–150)]
600
596
-596
156
-600
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Assinale a alternativa que melhor define a diferença entre área e perímetro.
Área e perímetro são sempre iguais.
Área mede o contorno e perímetro mede o espaço interno.
Perímetro mede o espaço interno e área mede o contorno.
Área mede o espaço interno e perímetro mede o contorno.
Perímetro e área não têm diferença.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Zé andou 2.450 metros para ir até a escola. No caminho de volta, fez um trajeto diferente, com 2.880 metros. Se ele também caminhou 320 metros dentro da escola, qual foi a distância total que ele percorreu nesse dia?
5.970 m
5.630 m
5.650 m
5.420 m
5.870 m
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule: 3³+1⁵
28
32
10
14
4⁸
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quanto é: 5²+2⁵−3²
48
14
11
45
29
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma empresa produz 125 peças por hora. Em 8 horas de trabalho por dia, durante 5 dias, quantas peças são produzidas ao todo?
4.800
5.000
5.200
4.900
5.100
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