Please solving using Appendix factors NO EXCEL. Please provide as much detailed explanation as possible thanks!

05.01-PRO06 Quilts R Us (QRU) is considering an investment in a new patterning attachment with the cash flow profile shown in the table below. QRU's MARR is 13.5%/year. EOY Cash Flow EOY Cash Flow 0 -$1,400 8 $600 1 $0 9 $700 2 $500 10 $800 3 $500 11 $900 4 $500 12 -$1,000 5 $500 13 -$2,000 6 $0 14 -$3,000 7 $500 15 $1,400 a. What is the annual worth of this investment? b. What is the decision rule for judging the attractiveness of investments based on annual worth? c. Should QRU invest