Consider the deposits indicated in the following table: End of year, t Deposit 1 a 3 $ 6,000 4 a 7 $ 10,000 + 1,000(t - 4) If the interest rate is 24% annual, calculate: a) The present value (t=0) of said deposits. b) The future value of the deposits at the end of the 7th year. c) The amount of an equivalent uniform annual series during those 7 years