Your bank is offering you an account that will pay 30% interest in total for a two-year deposit. Determine the equivalent discount rate for a period length of: a. Six months. b. One year. c. One month. a. Six months. The equivalent discount rate for a period length of six months is %. (Round to two decimal places.) b. One year. The equivalent discount rate for a period length of one year is %. (Round to two decimal places.) c. One month. The equivalent discount rate for a period length of one month is %. (Round to two decimal places.)