Bridgeport Groomers is in the dog-grooming business. Its operating costs are described by the following equations: Grooming supplies (variable) Direct labor (variable) Overhead (mixed) y = $0+$5x = $0+ $14x y = $10,600 +$1x Milo, the owner, has determined that direct labor is the cost driver for all three categories of costs. (a) Prepare a flexible budget for activity levels of 550, 590, and 670 direct labor hours. (List variable costs before fixed costs.) BRIDGEPORT GROOMERS Flexible Budget