You have just been hired by FAB Corporation, the manufacturer of a revolutionary new garage door opening device. The president hats asked that you review the company's costing system and "do what you can to help us get better control of our manufacturing overhead costs. You find that the company has never used a flexible budget, and you suggest that preparing an excellent first step in overhead planning and control. you determined the following cost formulas and gathered the following actual cost data for March Cost in Utilities Maintenance $38,700 plus $1.48 per machine-hour Supplies Indirect labor $94,680 plus $1.90 per machine-hour Depreciation $16,900 plus $8.21 per machine $e.30 per machine-hour $68,200 22,868 54,900 4,600 125,9e0 69,980 During March, the company worked 14,000 machine-hours and produced 16,000 machine-hours during March. 8,000 units. The company had originally planned to work 1. Calculate the activity variances for March. 2. Calculate the spending variances for March. Complete this question by entering your answers in the tabs belovw te the activity variances for March. (Indicate the effect of each variance by selecting "F" for favorable, "U" for or no effect (i