Ruth Lewis made an investment of $11,632.32. From this investment, she will receive $1,800 annually for the next 15 years starting one year from now. Click here to view the factor table. (For calculation purposes, use 5 decimal places as displayed in the factor table provided.) What rate of interest will Ruths investment be earning for her? (Hint: Use Table 4.) (Round answer to 0 decimal places, e.g. 25%.)

Rate of interest

enter rate of interest in percentages rounded to 0 decimal places %