The Aaron Company developed the following standards for the manufacture of its product: Each unit should have 2 pounds of direct materials purchased at $4 per pound. Each unit should be produced in 1 hours at a direct labor cost of $16 per hour. Actual production was 6,000 units using 12,400 pounds of direct materials at a total cost of $60,800 and required 8,200 direct labor hours at a total cost of $110,400. What is the total variance for direct labor? Use a positive number to indicate a favorable variance or a negative number to indicate an unfavorable variance. If a company purchased inventory on account, how many of the following ratios would be impacted by the transaction? Gross margin ratio Current ratio Return on investment Days sales in accounts receivable 4