On May 26, XYZ Company purchased inventory for $25,500 on account.
The discount terms were 8/15, n/40. XYZ Company paid one-third of
its bill on June 1, paid one-third of its bill on June 7, and paid
the final one-third of its bill on June 13.
Calculate the total amount of cash paid by XYZ Company for its
purchase of inventory.