In 2011, anAction ComicsNo. 1, featuring the first appearance of Superman, was sold at auction for $2,161,000. The comic book was originally sold in 1938 for $.10.

Required:What was the annual increase in the value of this comic book?(Round your answer as directed, but do not use rounded numbers in intermediate calculations.Enter your answer as a percent rounded to 2 decimal places (e.g., 32.16).)

What is the Annual increase?

In October 2011, the average house price in the United States was $242,300. In October 2004, the average price was $289,600.

Required:What was the annual change in the average selling price?(Round your answer as directed, but do not use rounded numbers in intermediate calculations.Negative amount should be indicated by a minus sign. Enter your answer as a percent rounded to 2 decimal places (e.g., 32.16).)

What is the Rate of return?