A card holder has a $6 000 limit on their credit card with no outstanding charges. Finance charges on unpaid balances are 19.5% per year.

He charged purchases totalling $3 540.50 between May 2^nd and May 19^th. His statement arrived May 21 and a minimum payment of $55 was due by May 29^th.

He made the minimum payment on May 27^th. He then took out a cash advance of $1 000 on June 2 and paid the entire balance owing on June 15^th, what did he pay on June 15^th?