Quantity Discount : 24% to 32% off 5+ @ 24% : 2771.43 + 498.86 (18%) = 3270.29 10+ @ 28% : 2625.56 + 472.60 (18%) = 3098.16 15+ @ 32% : 2479.70 + 446.35 (18%) = 2926.05