Bank A computes interest just once at the end of the year. What would April’s balance be after one year with this bank?
Bank B compounds interest at the end of each six-month period. What would April’s balance be after one year with this bank?
Bank C compounds interest continuously. What would April’s balance be after one year with this bank?
Each bank decides to double the nominal APR it offers for one year. That is, they offer a nominal APR of 3%. Each bank advertises, “DOUBLE THE AMOUNT YOU EARN!” For which of the three banks, if any, is this advertised claim correct?