Question

b) 25% de 36 pães.
c)75% de 120 parafusos
d)10% de R$ DE 1,50
E) 30% de 20 figurinhas
f)70% de 70 kg​

Answer 1

B)

$\frac{25}{100} \times 36 \\ \\ \frac{900}{100} \\ \\ 9$

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C)

$\frac{75}{100} \times 120 \\ \\ \frac{9 \: 000}{100} \\ \\90$

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D)

$\frac{10}{100} \times 1,50 \\ \\ \frac{15}{100} \\ \\ 0,15$

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E)

$\frac{30}{100} \times 20 \\ \\ \frac{600}{100} \\ \\ 6$

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F)

$\frac{70}{100} \times 70 \\ \\ \frac{4 \: 900}{100} \\ \\ 49$

Bons Estudos!