Question

qual taxa anual que quadriplicada um captal, a juros simples , no fim de 5m ?

Answer 1

Resposta:

C = 1C

J = 4C

t = 5m

i = ???

i = ( j * 1200 )/ ( C t )

i = ( 4C * 1200 ) / ( C * 5 )

i = 4800C / 5C = 4800/5 = 960% a a