Question

preciso da conta e a resposta pfv!!

de o valor corresponde de :

a 10% de R$ 200,00

b 5% de R$ 500,00

c 7% de R$ 1.000,00

d 15% de R$ 400,00

Answer 1

a) 10% de R$ 200,00$\frac{10}{100} \cdot 200= \frac{2000}{100} =20$
R. R$ 20,00

b) 5% de R$ 500,00$\frac{5}{100} \cdot 500= \frac{2500}{100} =25$
R. R$ 25,00

c) 7% de R$ 1.000,00$\frac{7}{100} \cdot 1000= \frac{7000}{100} =70$
R. R$ 70,00

d) 15% de R$ 400,00
$\frac{15}{100} \cdot 400= \frac{6000}{100} =60$
R. R$ 60,00

Answer 2

a)
200--100%
x------10%

100x=200x10
100x=2000
x=2000/100
x=20 reais

b)
500---100%
x-------5%

100x=500x5
100x=2500
x=2500/100
x=25reais

c)
1000----100%
x----------7%

100x=1000x7
100x=7000
x=7000/100
x=70 reais

d)
400---100%
x-------15%

100x=400x15
100x=6000
x=6000/100
x=60 reais