The stock prices and dividends of Chegg.com in various years are listed in the following table:

Year	Beginning-of-Year Price				Dividend Paid at Year-End
2011		$	100			$	4
2012			110				4
2013			90				4
2014			95				4

If you buy three shares of Chegg.com at the beginning of 2011, and purchase another two shares at the beginning of 2012, and sell one share at the beginning of 2013, and sells all four remaining shares at the beginning of 2014.

a. Your arithmetic and geometric average returns will be (Do not round intermediate calculations. Round your answers to 2 decimal places.)

b. Create a table of cash flows for each of the beginning dates of the year, i.e., from January 1, 2011, to January 1, 2014. (Negative amounts should be indicated by a minus sign.)

Date	Cash Flow
01/01/2015
01/01/2016
01/01/2017
01/01/2018