10.00 points Assume the total cost of a college education will be $300,000 when your child enters college in 18 years. You presently have $65,000 to invest. What annual rate of interest must you earn on your investment to cover the cost of your child's college education? (Do not round intermediate calculations and round your final answer to 2 decimal places. (e.g., 32.16)) Annual rate of interest 10.00 points In January 2010, the average house price in the United States was $283,400. In January 2000, the average price was $200,300. What was the annual increase in selling price? (Do not round intermediate calculations and round your final answer to 2 decimal places. (e.g., 32.16)) Annual increase in selling price %