Swift Oil Company is considering investing in a new oil well. It is expected that the oil well will increase annual revenues by $123,960 and will increase annual expenses by $72,000 including depreciation. The oil well will cost $422,000 and will have a $11,000 sahvse value at the end of its 10 -year usefullife. Calculate the annual rate of return. (Round onswer to 0 decimal ploces, g.13% ) Annual rate of return