You have just been hired by FAB Corporation, the manufacturer of a revolutionary new garage door opening device. The president has 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 such a budget would be After much effort and analysis, you determined the following cost formulas and aathered the following actual cost data for March: 24,000 machine hours during March 22,000 machine-hours and produced 16,000 units. The company had originally planned to work. Required: 1. Calculate the activity variances for March, 2. Calculate the spending variances for March. Complete this question by entering your answers in the tabs below. Caiculate the activity variances for March. (indicate the offect of each variance by selecting "F for favorable, "u for