Respuesta :
180 = 1800 x 2 x i
180 = 3600 i
i = 180 / 3600
i = 0.05
i = 5%
answer
interest rate was 5%
180 = 3600 i
i = 180 / 3600
i = 0.05
i = 5%
answer
interest rate was 5%