Adept Co$.$ is analyzing a proposed project with annual sales of $6,000$ units, $\backslash$pm $8$ percent; variable costs per unit of $$13,\backslash$pm $6$ percent; fixed costs of $$17,900$ per year, $\backslash$pm $3$ percent; and a sales price of $$30$ per unit, $\backslash$pm $5$ percent. The annual depreciation expense is $$3,400$ and the tax rate is $21$percent.

What is the annual operating cash flow under the optimistic case scenario?

Optimistic OCF $=$

What is the annual operating cash flow under the pessimistic case scenario?

Pessimistic OCF $=$