The Water Works Company is considering a $$135,000$ investment in either of two companies. The cash flows are as follows:

$\backslash$table$[[$Year$,$Reading Raitway,B$60$ Raitway$],[1,$$$85,888,$$$15,000],[2,15,200,35,000],[3,35,200,85,000],[4-10,20,003,20,000]]$

a$.$ Calculate the payback period for the investment in Reading Ralway and BThe Water Works Company is considering a $$135,000$ investment in either of two companies. The cash flows are as follows:

$\backslash$table$[[$Year$,$Reading Raitway,B$60$ Raitway$],[1,$$$85,888,$$$15,000],[2,15,200,35,000],[3,35,200,85,000],[4-10,20,003,20,000]]$

a$.$ Calculate the payback period for the investment in Reading Ralway and B