A real estate professional leased a building for 10 years at an annual rent of $48,000. She will receive a commission of 7.5% for the first five years, 5% for the next three years, and 3.5% for the final two years. What will her gross income be from this commission over the life of the lease

Although appealing to more refined tastes, art as a collectible has not always performed so profitably. during 2003, an auction house sold a sculpture at auction for a price of $10,211,500. unfortunately for the previous owner, he had purchased it in 2000 at a price of $12,177,500. what was his annual rate of return on this sculpture? (a negative answer should be indicated by a minus sign. do not round intermediate calculations and enter your answer as