A company estimates that it will sell 100,000 units of finished goods in March. Each finished good requires 5 feet of raw materials. The projected March 1 inventory balances are 10,000 units of finished goods and 40,000 feet of raw materials. Desired March 31 inventory levels are 9,000 units of finished goods and 42,000 feet of raw materials. What amount of raw materials should the company plan to purchase during March