please answer with steps on how to use the financial calculator, do not use excel.

Question 11 Suppose your required rate of return is 12% for the following mutually exclusive projects. What is the payback period of project A? 1ES 12 Project A Cash Flow Project B Cash Flow Year -$32,400 -$14,400 9,600 4,200 9,600 Of noitesuo 4,200 9,600 4,200 8,400 3,600 0,400 Svisuloxo vileutu 3,600ot swoll deeo povollat adt betemitee aed miluoY 6,000 eri e InrW lo etst boniuper eml edT ebojoa inemas v 3,600 3.57 years lenO A boigyg 0Y deeo oojo19 3.5 years 000,0012 3.8 years 000 00r2 000.8A 3.43 years 000.0A 4.57 years 000,6S