perez company is considering an investment of $20,957 that provides net cash flows of $6,900 annually for four years.(a) what is the internal rate of return of this investment? (pv of $1, fv of $1, pva of $1, and fva of $1) (use appropriate factor(s) from the tables provided. round your present value factor to 4 decimals.)(b) the hurdle rate is 9%. should the company invest in this project on the basis of internal rate of return?