Spring Appliances received an invoice dated February 13 with terms 4/10 E.O.M. for the items listed below. 4 refrigerators at $900 each less 30% and 5% 5 dishwashers at $667 each less 17%, 12.2%, and 4% (a) What is the last day for taking the cash discount? (b) What is the amount due if the invoice is paid on the last day for taking the discount? (c) What is the amount of the cash discount if a partial payment is made such that a balance of $2300 remains