The last question of rate of return, i have calculated three times, it still wrong. I have tried -1.1317, also is wrong. Please help me about this problem

XYZ stock price and dividend history are as follows: Year Beginning-of-Year Price D'V'dend 2:? at Year- 20 1 0 $ 1 32 $ 4 20 1 1 $ 1 47 $ 4 20 1 2 $ 1 20 $ 4 201 3 $ 125 $ 4 An investor buys ve shares of XYZ at the beginning of 2010, buys another three shares at the beginning of 2011, sells one share at the beginning of 2012, and sells all seven remaining shares at the beginning of 2013. a. What are the arithmetic and geometric average time-weighted rates of return for the investor? (Do not round intermediate calculations. Round your answers to 2 decimal places.) Arithmetic mean 2.08 % .23 % r Geometric mean b-1. Prepare a chart of cash flows for the four dates corresponding to the turns of the year for January 1, 2010, to January 1, 2013. (Negative amounts should be indicated by a minus sign.) Dene ,cgshVquL 1/1/2010 3; -660 1/1/2011 425 1/1/2012 152 ' 1/1/2013 903 b-2. What is the dollar-weighted rate of return? (Hint: if your calculator cannot calculate internal rate of return, you will have to use a spreadsheet or trial and error.) (Negative value should be indicated by a minus sign. Round your answer to 4 decimal places.) Rate of return -1.1320 %