Question

Calcule as porcentagens abaixo: a) 40% de 150 b) 10% de 55 c) 5% de 80 d) 50% de 70 e) 30% de 600 f) 15% de 400.
me ajudem!!​

Answer 1

Veja os calulos abaixo:

Resolvendo:

• a) 40% de 150:

$x = 40\ . \ 150\\\\x = \dfrac{6000}{100} \\\\x = 60$

• b) 10% de 55:

$x = 10\ . \ 55\\\\x = \dfrac{550}{100} \\\\x = 5,5$

• c) 5% de 80:

$x = 5\ . \ 80\\\\x = \dfrac{400}{100} \\\\x = 4$

• d) 50% de 70:

$x = 50\ . \ 70\\\\x = \dfrac{3500}{100} \\\\x = 35$

• e) 30% de 600:

$x = 30\ . \ 600\\\\x = \dfrac{18000}{100} \\\\x = 180$

• f) 15% de 400:

$x = 15\ . \ 400\\\\x = \dfrac{6000}{100} \\\\x = 60$

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