01 120% of test] Waste King uses a fleet of trucks in its business, and wants to know how distance affects these costs Month Miles driven Total operating costs January 16,500 $10,700 February 20,300 $12,700 March 10,300 $7.200 April 10,500 $7,100 14,500 $9,600 Q1.a. The variable cost per snow cone using the hi-lo method is: Using hi-lo method, the fixed costs for a month? Q1.b. Using Micro-Soft Excel and its regression or plot function, determine the variable cost rate _; and the fixed cost May