Rocha Co. produces packing boxes. The company expects to produce 3,500,000 heavy weight box cases in 2020. Rocha's target ending inventory for the heavy weight box cases is 127,000; its beginning inventory is 104,000. Compute the number of raw material units to be purchased in 2020. 3,523,000 units 3,000,000 units 3,477,000 units 3,269,000 units