How do you get the annual payment amount to this question? I was able to get the monthly payment amount which is $86,136.50 home / study / business / finance / finance questions and answers / a client of mr. richards wants to purchase a large commercial building. the building cost $20 ... Question: A client of Mr. Richards wants to purchase a large commercial building. The building cost $20 mil... A client of Mr. Richards wants to purchase a large commercial building. The building cost $20 million and he will make a down payment of 15% and finance the rest with a local bank. The bank terms are 10 years bullet loan with 30 year amortization at 4.5% interest. The building earns annual rent of $2,500,000. and it pays annual taxes of $1,000,000. per year. What will be the annual cash flow from the building? What willbe the ROI on the investment?