Brief exercise 8-09 presented below are data on three promissory notes. determine the missing amounts. (round answers for total interest to 0 decimal places, e. g. 825. round annual interest rate to 0 decimal places, e. g. 15%. use 360 days for calculation.) date of note terms maturity date principal annual interest rate total interest (a) april 1 60 days select a maturity date $660,000 14 % $enter total interest in dollars rounded to 0 decimal places (b) july 2 30 days select a maturity date 84,000 enter an annual interest rate in percentages rounded to 0 decimal places % $910 (c) march 7 6 months select a maturity date 196,000 15 % $enter total interest in dollars rounded to 0 decimal places