5-60. (Present value of a complex stream) Wilson Phung has signed a contract that will pay him $89,000 at the end of each year for the next 8 years, plus an additional $124,000 at the end of year 8 . If 7 percent is the appropriate discount rate, what is the present value of this contract? 5-61. (Present value of a complex stream) Wilson Phung has signed a contract that will pay him $89,000 at the beginning of each year for the next 8 years, plus an additional $124,000 at the end of year 8 . If 7 percent is the appropriate discount rate, what is the present value of this contract? 5-62. (Complex stream of cash flows) James Parkinnen has decided to buy an ad agency in Finland and is going to finance the purchase with seller financing - that is, a loan from the current owners of the agency. The loan will be for $2.5 million financed at an APR of 6 percent compounded monthly. This loan will be paid off over 5 years with end-of-month payments, along with a $560,000 balloon payment at the end of year 5 . That is, the $2.5 million loan will be paid off with monthly payments, and there will also be a final payment of $560,000 at the end of the final month. How much will the monthly payments be? 5-63. (Future and present value using a calculator) In 2019, Gordon Brown was worth about $85 billion. Let's see what Gordon Brown can do with his money in the following problems