The answers I have are completly wrong. Plesase Help. Thankyou so much.

If you can please help, I cant seem to figure out how to work theses 3 problems. The answers I have are completly wrong. Plesase Help.... Thankyou so much.

Use the following information for problems 1-3.

As part of an inheritance, you invested $50,000 into shares of Erie Insurance (NASDAQ: ERIE). Below are the annual

returns:Year Return 2012-16%

2013-11%

2014-25%

2015-5%

2016-18%

2017-7%

Problem 1

Calculate the average annual return over the time period.

Problem 2

What is your investment worth as of the end of 2017?

Problem 3

Calculate the CAGR of your investment over the 6 years.