Sallys Toy Company manufactures and sells children's roller blades. Each roller blade requires four bearings. For September, Sallys Toy Company has budgeted roller blade sales of 540 roller blades, while 600 roller blades are scheduled to be produced. Sallys Toy Company will begin September with 200 bearings in its beginning inventory, and estimates ending inventory for September to be 440 bearings. How many bearings should Sallys Toy Company purchase in September? Group of answer choices 2640 2400 2600 340