Joyce Murphy runs a courier service in downtown Seattle. She charges clients $0.62 per mile driven. Joyce has determined that if she drives 2,700 miles in a month, her total operating cost is $850. If she drives 3,800 miles in a month, her total operating cost is $1,092. Required: 1. Using the high-low method, determine Joyces variable and fixed operating cost components

fixed cost? variable cost per mile driven?