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Parker Plastic, Inc., manufactures plastic mats to use with rolling office chairs. Its standard cost information for last year follows: Direct materials (plastic) Direct labor Variable manufacturing overhead (based on direct labor hours) Fixed manufacturing overhead ($480,480 - 924,000 units) Standard Standard Price Standard Quantity Cate) Unit Cont 13 sq ft. $ 1.55 per sq. ft. $20.15 0.3 hr. $12.10 per hr. 3.63 0.3 hr. $ 1.20 per hr. 0.36 0.52 Parker Plastic had the following actual results for the past year Number of units produced and sold Number of square foot of plastic used Cont of plastie purchased and used Number of labor hours worked Direct labor cont Variable overhead cost Fixed overhead cost 1,180,000 12,100,000 $ 18,150,000 322,000 $ 3,799,600 $ 1,200.000 $ 379,000 Required: Calculate Parker Plastic's direct labor rate and efficiency variances. (Do not round intermediate calculations. Indicate the effect of each variance by selecting "F" for favorable. "U" for unfavorable, and "None" for no effect (ie. zero variance).) Direct Labor Rate Variance Direct Labor Emciency Variance