Hanse, Incorporated, has the following two mutually exclusive projects available.

Note: Do not round intermediate calculations and round your answers to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

Year Project R Project S

$0$$ $76,500$$ $97,200$

$126,60024,300$

$225,60024,300$

$323,60039,300$

$417,60034,300$

$511,70013,300$

What is the crossover rate for these two projects?

What is the NPV of each project at the crossover rate?