Answer: See below
Explanation:
[tex]$Financial approachOperating cash flow $[\mathrm{OCF}]=$ EBIT $+$ Depreciation-Taxes$=\$ 79,968.00$[/tex]
[tex]$Top down approach:Operating cash flow $[$ OCF $]=$ Sales-costs - taxes$=\$ 79,968.00$[/tex]
[tex]$Tax shield approach Operating cash flow $[\mathrm{OCF}]=(\text { Sales - costs })^{*} 1-T+$ Depreciation $\times$ tax rate$=\$ 79,968.00$[/tex]
[tex]$Bottom up approach:Operating cash flow [ OCF ]$\begin{aligned}&=\text { Net income }+\text { Depreciation } \\&={\$ 7 9 , 9 6 8 . 0 0}\end{aligned}$[/tex]