Exercise 21-5 DeWitt Industries has adopted the following production budget for the first 4 months of 2017 Units MonthUnits Month January February 10,230 March 8,200 April 5,450 4,290 Each unit requires 5 pounds of raw materials costing $4 per pound. On December 31, 2016, the ending raw materials inventory was 9,400 pounds. Management wants to have a raw materials inventory at the end of the month equal to 20% of next month's production requirements. Prepare a direct materials purchases budget by month for the first quarter DEWITT INDUSTRIES Direct Materials Purchases Budget anua February March