Question

o capital de 2000 aplicado a juro composto rendeu em 4m juros de 165 reais qual a taxa de juro mensal

Answer 1

$M=C(1+i)^t\\2165=2000(1+i)^4\\ \frac{2165}{2000}=(1+i)4\\1,0825=(1+i)^4\\1,02=1+i\\ i=0,02\ ou\ 2\%$