3. O'Brien Vineyards has the following manufacturing overhead standard to bottle, cork and label one bottle of Pinot Noir: 0.25 standard hours per bottle at $3.00 per direct labor hour Last week, 445 direct labor hours were worked at a total manufacturing overhead of $1,325 to bottle, cork and label 1,750 bottles. What is O'Brien Vineyards labor efficiency variance and the labor rate variance? (Don't forget to indicate if the variances are favorable or unfavorable). Performance Measurement (each worth 3 points) O'Brien Vineyards reports the following: Net Operating Income Average Operating Assets Sales Operating Expenses Minimum Required Rate of Return is 12.25% 1. What is O'Brien Vineyard's ROI? 205,000 1,985,000 2,575,000 2,320,000 2. What is O'Brien Vineyard's Residual Income