MAT_7_EF_Q76-Q80

Flashcard
•
Mathematics
•
7th Grade
•
Hard
HENRIQUE RODRIGUES
FREE Resource
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5 questions
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1.
FLASHCARD QUESTION
Front
Expressão algébrica para o salário de Sérgio, com R$ 1.300,00 fixo e R$ 5,00 por plano vendido (x planos).
Back
S = 1300 + 5x
2.
FLASHCARD QUESTION
Front
Calcule o lucro usando a expressão L = 48x – 730, onde x = 132.
Back
L = 5606
3.
FLASHCARD QUESTION
Front
Lucas está economizando para comprar um novo celular. Ele já economizou R$700,00 e está guardando R$30,00 por semana. Quantas semanas ele ainda precisa economizar para atingir o valor de R$2620,00?
Back
64 semanas
4.
FLASHCARD QUESTION
Front
Determine a massa de cada tomate em uma balança de dois pratos em equilíbrio com 6 tomates de um lado e um saco de moedas de 180g mais 3 tomates do outro.
Back
8 gramas
5.
FLASHCARD QUESTION
Front
Um trem viaja a uma velocidade constante. Em 2 horas, ele percorre 120 km. Qual a distância que ele percorrerá em 5 horas?
Back
d = 300 km
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