E9-46B. Production and direct materials budgets (Learning Objective 2) Edsel Manufacturing produces self-watering planters for use in upscale retail establishments. Sales projections for the first five months of the upcoming year show the estimated unit sales of the planters each month to be as follows: January February March April May Number of planters to be sold 3,500 3,400 3,600 4,000 4,200 Inventory at the start of the year was 350 planters. The desired inventory of planters at the end of each month in the upcoming year should be equal to 10% of the following month's budgeted sales. Each planter requires two pounds of polypropylene (a type of plastic). The company wants to have 20% of the polypropylene required for next month's production on hand at the end of each month. The polypropylene costs $0.25 per pound.