You have just deposited $8000 in an account that pays an annual interest rate of 9%, compounded monthly. Given the annual interest rate, you determine that the simple monthly interest rate is 0.09 / 12 = 0.0075. To calculate the time period necessary to double your investment, click Ctrm, and put the following values into the text entries:
8000 € sartu berriak dituzu kontu batean. Kontu horrek urtean % 9ko interesa ematen du, hilero konposatuta. Urteko interes-tasa kontuan hartuta, hileko interes-tasa hau izango da: 0,09 / 12 = 0,0075. Inbertsioa bikoizteko beharrezko epea kalkulatzeko, sartu balio hauek lehen hiru memoria-erregistroetan: