Kaleb Konstruction inc. has the following mutually exclusive projects available. The company has historically used a three-year cutoff for projects. The required return is 12 percent.

year	project F	project G
0	$136,000	$206,000
1	59,500	39,500
2	50,500	54,500
3	60,500	90,500
4	55,500	120,500
5	50,500	135,500

a. calculate the payback period for both projects.

b. calculate the NPV for both projects

c. Which project, if any, should the company accept?