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The following information summarizes the standard cost for producing one metal tennis racket frame at Spaulding Industries. In addition, the variances for one month's production are given Assume that all inventory accounts have zero balances at the beginning of the month Standard Cost Per Unit $ 4.00 6.00 Standard Monthly Costs $13,200 19,800 Materials Direct Labor 3 hrs @ $2.00 Factory Overhead: Variable Fixed 2.00 5.00 6,600 16,500 $56,100 $17.00 Variances: Material price Material quantity Labor rate Labor efficiency $ 450.00 unfavorable $ 225.00 unfavorable $ 650.00 favorable $2,700.00 unfavorable What were the actual direct labor hours worked during the month? Multiple Choice 11.250.- . 10.925 9.900 be