The following data correspond to a proposal for incremental discounts. The price of component AB is $ 0.60 each in quantities of 500 or less. For quantities between 500 and 1000, they cost $ 0.58 and for quantities of more than 1000 $ 0.56 each.

If the cost to place an order is $ 20, the annual demand is 800 units, and the cost to maintain inventory is 20%, it determines the quantity to buy.

Q ( Cantidad)	Discount %	Costo Unitario
0 - 999	0 %	5
1 000 - 1 999	2 %
2 000 o ms	3 %