Santucci Appliances received an invoice dated May 11 with terms 3/10 E.O.M. for the items listed below. 6 refrigerators at $940 each less 30% and 4% 2 5 dishwashers at $655 each less 153%, 12.2%, and 5% (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 $1600 remains outstanding on the invoice