Question

Calcule os juros mensais de 1680,45 a taxa de 9% a.a (mostre os calculos).

Answer 1

j=C*i/100*t

j=1680,45*9/100/12*1

j=15124,05/100/12*1

j=151,24/12*1

j=12,60*1

j=12,60

Resposta: R$12,60

Answer 2

Resolução:

J = ?

C = 1680,45

i = 9 : 100 = 0,09

t = 1 ano = 12 meses

J = C x i / t

J = 1680,45 x 0,09 / 12

J = 151,2405/ 12

J = R$ 12,603375