Suppose a certain appliance store purchases the following items. Calculate the extended total after the trade discounts for each line, the invoice subtotal, and the invoice total. (Round your answers to the nearest cent.) Quantity Unit Merchandise Unit List Trade Discounts Extended Total 150 ea. Blenders $39.95 20/15/15 $ 3463.67 400 ea. Toasters $38.88 20/10/10 $ 7558.27 X 18 doz. Coffee Mills $244.30 30/9/7 $ 2633.08 X 12 doz. Juicers $440.00 25/10/5 $ 3385.80 Invoice subtotal $ 17040.82 X Extra 51 % volume discount on total order $ 937.25 x Invoice total $ 16103.57 x