Quantity Discount : 24% to 32% off 5+ @ 24% : 1490.37 + 268.27 (18%) = 1758.64 10+ @ 28% : 1411.93 + 254.15 (18%) = 1666.08 15+ @ 32% : 1333.49 + 240.03 (18%) = 1573.52