8.) An invoice dated February 21, 2020, for $4,567.00 with terms 5/10,3/30, ROG. a.) What is the amount due if the goods are delivered (received) on May 31, 2020 and the invoice is paid on June 10, 2020? b.) What would the balance be if a payment of $1 600.00 is made on the last day to take advantage of the 5% discount