Sellane Appliances received an invoice dated April 17 with terms 4/10 E.O.M. for the dems fisted below 4 refrigerators at $900 each less 30% and 6% 5 dishwashers at $698 each less 17 12 5%, and 3% (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