Question

calcule :

a) i= 25%
c= R$ 5000,00
j= 21500
t= ?

b) c = R$ 12.000,00
t= 2 meses
j= 6.000
i= ?
​

Answer 1

A) J = C x I x T

21500 = 5000 x 0,25 x T

21500 = 125T

T = 21500 / 125

T = 172

B) 6000 = 12000 x i x 2

6000 = 24000i

i = 6000 / 24000

i = 0,25 = 25%