An invoice for men's wallets is dated February 7 with terms of 6/10, net 30. The total billed cost of the merchandise is $15,000.00. How much should be paid if the invoice is paid on February 14?

A buyer for scarves orders merchandise with terms of 6/10, net 30. The total billed cost of the merchandise is $10,000.00 The invoice arrives dated January 5 with FOB store. There are freight charges of $500.00. How much should be paid if the invoice is paid on January 20?