Indtgo Groomen is in the dos groomine business. Its operatine costs are described by the following equations: Milo, the owner, has determined that direct labor is the cost driver for all three categorles of costs. (a) Prepare a flexible budget for activity levels of 510,590 , and 660 direct labor hours. (Uist voriable costs before fried costs) Indtgo Groomen is in the dos groomine business. Its operatine costs are described by the following equations: Milo, the owner, has determined that direct labor is the cost driver for all three categorles of costs. (a) Prepare a flexible budget for activity levels of 510,590 , and 660 direct labor hours. (Uist voriable costs before fried costs)