E9-1 (Static) Calculating Unknown Values for Direct Materials, Direct Labor Variances [LO 9.3, 9.4] Ironwood Company manulactures cast-irort barbeque cookwate. During a recent windstorm it lost some of its cost accounting records fronwood has managed to recanstruct portions of its standard cost system database but is still missing a few pieces of information. Required: Required: Use the information in the table to determine the unknown amounts. You may assume that tronwood does not keep any raw materials on hand. Note: Indicate the effect of each variance by selecting "F" for favoroble, " U " for unfovorable, ond "None" for no effect fi.e., zero variance)