Quantity Discount : 33.49% to 40.50% off 5+ @ 33.49% : 44.34 + 2.22 (5%) = 46.56 10+ @ 37% : 42 + 2.10 (5%) = 44.10 15+ @ 40.50% : 39.67 + 1.98 (5%) = 41.65