The following chart shows the monthly figures for Apple Computer, Inc. stock in 2010. Marked are the following points on the chart: Calculate to the nearest 0.01% your annual percentage return r (on a simple interest basis) if you had bought Apple stock in May and sold in October.

The following chart shows the monthly figures for Apple 350 317.13 300+ 317.44 N. 294.07 250 260.09 a 255.96 Wem 235.8 258.77 235.97 218.95 258.77 V 246.94 211.98 235.86 218.95 200 F 195.46 150+ 1001 Jul-10 Jun-10 May-10 Apr-10 Feb-10 Dec-10 Jan-10 Mar-10 Marked are the following points on the chart: Aug-10 Sep-10 OC-10 Nov-10 Jan. 10 211.98 July 10 246.94 Feb. 10 195.46 Aug. 10 260.09 Mar. 10 218.95 Sep. 10 258.77 Apr. 10 235.97 Oct. 10 294.07 May 10 235.86 Nov. 10 317.13 June 10 255.96 Dec. 10 317.44 Calculate to the nearest 0.01% your annual percentage re r = 12.34 * %