Given the following cost and activity observations for Bounty Company's utilities, use the high-low method to calculate Bounty' variable utilities costs per mac Round your answer to the nearest cent. Cost Machine Hours March $3,100 15,000 April 2,700 10,000 May 2.900 12,000 June 3,600 18,000 a.50.11 b. $10.00 C 50.67 Od 50.63