= = Calibri 11 A A BIU-10-10-A de = 2 Paste * Clipboard Alignment Font C D 2 The following cost information is available: 4 Month Hours Cost in 6 January 7 February 8 March 9 April 10 May 11 June $ 6,000 $ 7,200 $ 6,600 $ 9,000 $ 7,600 $ 7,200 13 1. Use the high/low method to estimate both the fixed and variable costs