Stratton, Inc., has collected the following information on its cost of electricity: Machine Hours Total Electricity Costs January 510 $240 February 540 $300 March 360 $205 April 450 $215 May 660 $290 June 690 $300 July 340 $180 August 520 $260 September 240 $120 October 750 $340 November 840 $360 December 600 $320 (b) (c) x Your answer is incorrect. Try again. What is the expected electricity cost when 750 machine hours are used? (Round answer to 0 decimal places, e.g. 5,275.) Total cost 324