Calcule o montante de uma aplicação de r$ 7.000 pelas seguintes taxas efetivas e prazos:
A)5% am e 6meses
B)6% a.t e 18 meses
C)14%aa e 18 meses
Respostas
Resposta:Segue as contas abaixo são Juros Simples e Juros Compostos
Explicação passo-a-passo:C=7000
a)i=5/100-->0,08,n=6 meses,Ms=?,Js=?,Mc=?,Jc=?
Juros Simples
Ms=C.(1+i.n) Js=Ms-C
Ms=7000.(1+0,05.6) Js=9100-7000
Ms=7000.(1+0,3) Js=R$2100,00
Ms=7000.1,3
Ms=R$9100,00
ou
Js=C.i.n Ms=Js+C
Js=7000.0,05.6 Ms=2100+7000
Js=R$2100,00 Ms=R$9100,00
Juros Compostos
Mc=C.(1+i)^n Jc=Mc-C
Mc=7000.(1+0,05)^6 Jc=9380,70-7000
Mc=7000.(1,05)^6 Jc=R$2380,70
Mc=7000.1,340095641
Mc=R$9380,70
b)i=6/100-->0,06,n=18 meses,Ms=?,Js=?,Mc=?,Jc=?
Juros Simples
Ms=C.(1+i.n) Js=Ms-C
Ms=7000.(1+0,06.18) Js=14560-7000
Ms=7000.(1+1,08) Js=R$7560,00
Ms=7000.2,08
Ms=R$14560,00
ou
Js=C.i.n Ms=Js+C
Js=7000.0,06.18 Ms=7560+7000
Js=R$7560,00 Ms=R$14560,00
Juros Compostos
Mc=C.(1+i)^n Jc=Mc-C
Mc=7000.(1+0,06)^18 Jc=19980,40-7000
Mc=7000.(1,06)^18 Jc=R$12980,40
Mc=7000.2,854339153
Mc=R$19980,40
c)i=14/100-->0,14,n=18 meses,Ms=?,Js=?,Mc=?,Jc=?
Juros Simples
Ms=C.(1+i.n) Js=Ms-C
Ms=7000.(1+0,14.18) Js=24640-7000
Ms=7000.(1+2,52) Js=R$17640,00
Ms=7000.3,52
Ms=R$24640,00
ou
Js=C.i.n Ms=Js+C
Js=7000.0,14.18 Ms=17640+7000
Js=R$17640,00 Ms=R$24640,00
Juros Compostos
Mc=C.(1+i)^n Jc=Mc-C
Mc=7000.(1+0,14)^18 Jc=74026,20-7000
Mc=7000.(1,14)^18 Jc=R$67026,20
Mc=7000.10,57516918
Mc=R$74026,20