E9-4 Calculating Direct Materials and Direct Labor Variances [LO 9-3, 9-4] Suds and Cuts is a local pet grooming shop owned by Collin Bark. Collin has prepared the following standard cost card for each dog bath given: During the month of July, Collin's employees gave 400 baths. The actual results were 750 ounces of shampoo used (cost of dollar 435.00), 7.000 gallons of water used (cost of dollar 560). and labor costs for 340 hours (cost of dollar 4,216). Required: Calculate Suds & Cuts direct materials variances for both shampoo and water for the month of July. (Round your answers to 2 decimal places. Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable.) Calculate Suds and Cuts direct labor variances for the month of July. (Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable.)