Question

pietro aplicou R$500,00 a taxa de 3% ao mês. qual será o juro que irá render no fim de 8 meses

Answer 1

$J= \frac{C\cdot i\ t}{100} \\\\J= \frac{500\cdot3\cdot8}{100} \\\\J= 5\cdot3\cdot8\\\\\boxed{\boxed{J=R\ 120,00}}$