The invoice below was paid on February 26. Find (a) the invoice total, (b) the amount that should be paid after the cash discount and (c) the total amount due including shipping and insurance. Terms: 3/10,2/15, n/30 Quantity Description Date: February 12 Extension Total Unit Price 250 300 100 150 Skin cream Bandages Towelettes Bar soap $ .98 ea 1.10 $.89 ea. $ .65 ea. ea. Invoice Total Cash Discount Due After Cash Discount Shipping and Insurance Total Amount Due $18.63