Hazel has received an invoice from the manufacturer of products she sells in her store. The invoice states credit terms of 3:10, net 30 . Puzzled by this, she calls on you. You explain that the notation 310 means that she must pay the entire amount in three days her line of credit is equivalent to three-tenths of the dollar value of her business after three days, she must pay the new amount in ten days she may take a 3 percent discount if she pays the invoice within ten days she may take a 30 percent discount if she pays the invoice within three days