Use the 30 day method where all months are considered to have 30 days. A buyer receives an invoice dated November 1st with a list price of $25,750. The terms for the invoice were 2/10 ROG. The buyer received her shipment on December 15th. What is the last date the invoice can be paid to get the cash discount? December 25th November 11th Feburary 10th January 10th