VHF Supply has actual sales for July and August and forecast sales for September, October, November, and December as follows: Additional Information: The firm's policy is to have finished goods inventory on hand at the end of the month that is equal to 70 percent of the next month's sales. It is currently estimated that there will be 4,300 units on hand at the end of August. Each unit of finished product requires 6.5 pounds of raw materials. The firm's policy is to have raw material inventory on hand at the end of each month that is equal to 60 percent of the next month's estimated usage. It is currently estimated that 26,000 pounds of raw materials will be on hand at the end of August. Required: Calculate the number of units to be produced in each of the months of September, October, and November. Calculate the number of pounds of raw materials to be purchased in each of the months of September and October