I need the answer to these two questions.

1. Francisco recieves an invoice from Office Depot dated June 5th, 2012 for $720 with terms 5/7, 1/12, n/31. This amount will be paid on June 13th, 2012. How much should Francisco pay to pay off the full invoice amount? Round the answer to the nearest cent.

2. Brayden recieves an invoice from Home and Office Supply dated April 1st, 2010 for $650 with terms 4/5, 2/18, n/30. This amount will be paid on April 24th, 2010. How much should Brayden pay to pay off the full invoice amount? Round the answer to the nearest cent if necessary.