Question

calcular os juros simples de R$1200,00 a 13% a.m por 4 meses e 15 dias

Answer 1

c=1200
i=13
t=4,5
j?

j=cit
j=1200.13.4,5/100
j=70200/100
j=702,00

Answer 2

4m e 15d=4,5m

j=C*i/100*t

j=1200*13/100*4,5
j=15600/100*4,5
j=156*4,5
j=702

Resposta: Juros de R$702,00