You have just been hired by FAB Corporation, the manufocturer of a revolutionary new garage door opening device. The president has asked that you revicw the compony'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 fexible budget, and you suggest that preparing such a budget would be an excelient first step in overhead plarning and control. After much effort and analysis, you determined the following cost formulas and gathered the following actual cost data for March: During March, the company worked 16,000 machine-hours and produced 10,000 units. The company had originally planned to work 18,000 machine-hours during March. 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. \begin{tabular}{|l|l|} \hline \multicolumn{2}{|c|}{ FAB Corporation } \\ \hline \\ \hline For the Month Ended March 31 \\ \hline Maintenance \\ \hline Supplies \\ \hline Indirect labor \\ \hline Depreciation \\ \hline Total \\ \hline \end{tabular} Calculate the spending variances for March. (Indicate the unfavorable, and "None" for no effect (i.e., zero variance)