Lance Murdock purchased a wooden statue of a Conquistador for 7200 to put in his home office 7 years ago. Lance has recently married, and his home office is being converted into a sewing room. His new wife, who has far better taste than Lance, thinks the Conquistador is hideous and must go immediately. Lance decided to sell it on e-Bay and only received 5,400 $ for it, and so he took a loss on the investment. What was his rate of return, that is, the value of i?