Question

15000.00 aplicação 30% anual e qual juro 80 dias no remine simples

Answer 1

j=15000*30/100/360*80
j=450000/100/360*80
j=4500/360*80
j=12,5*80
j=1000
Resposta: R$1.000,00

Answer 2

Taxa mensal:
30 /12 = 2,5% a.m.

Tempo:
80 /30 = 2,67 meses

J = C* i*n
J = 15000 * 0,025 * 2,67
J = R$ 1.000,00