• Matéria: Matemática
  • Autor: jaquelinedrummont
  • Perguntado 8 anos atrás

responda as porcentagens:

a)20% de R$ 126,00=

b)5% de R$ 84,00=

c)12% de R$ 146,00=

d)9% de R$ 526,00=

Respostas

respondido por: MaryLadeia
1
a) 20\%\,de\,126= \frac{20}{100} *126= \frac{2520}{100} = R\$25,20

b) 5\%\,de\,84= \frac{5}{100} * 84= \frac{420}{100} = R\$4,20

c) 12\%\,de\,146= \frac{12}{100} *146= \frac{1752}{100} = R\$17,52

d) 9\%\,de\,526= \frac{9}{100} * 526 =  \frac{4734}{100} = R\$47,34
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