Emerald Statuary manufactures bust statues of famous historical figures. All statues are the same size. Each unit requires the same amount of resources. The following information is from the static budget for 2017: Expected production and sales $7,000 unitsExpected selling price per unit 680Total fixed costs $1,400,000 Standard quantities, standard prices, and standard unit costs follow for direct materials and direct manu- facturing labor: Standard Quantity Standard Price Standard Unit CostDirect materials 10 pounds $ 8 per pound $ 80Direct manufacturing labor 3.7 hours $ 50 per hour $ 185 During 2017, actual number of units produced and sold was 4,800, at an average selling price of $720. Ac- tual cost of direct materials used was $392,700, based on 66,000 pounds purchased at $5.95 per pound. Direct manufacturing labor-hours actually used were 18,300, at the rate of $48 per hour. As a result, actual direct manufacturing labor costs were $878,400. Actual fixed costs were $1,170,000. There were no beginning or ending inventories.Required: 1. Calculate the sales-volume variance and flexible-budget variance for operating income. 2. Compute price and efficiency variances for direct materials and direct manufacturing labor.