Angie March owns a catering company that stages banquets and parties for both individuals and companies

Angie March owns a catering company that stages banquets and parties for both individuals and companies. The business is seasonal, with heavy demand during the summer months and year-end holidays and light demand at other times. Angie has gathered the following cost information from the past year: 
Month Labor Hours Overhead Costs January 3,700 $57,000 February 3,000 54,140 March 3,100 55,140 April 4,200 58,900 May 4,500 61,840 June 5,700 65,600 July 8,000 74,140 August 7,700 71,200 September 6,600 66,420 October 4,700 62,800 November 3,300 57,080 December 6,700 67,400 Total 61,200 $751,660 
(a) 
Identify the high and low points. 
Activity Level 
High point 
Low point 
Using the high-low method, compute the overhead cost per labor hour and the fixed overhead cost per month. (Round variable cost to 2 decimal places, e.g. 15.25 and fixed cost to 0 decimal places, e.g. 5,275.) 
(b) 
(c) 
Variable cost = $ per labor hour 
Fixed cost 
= $