indicated by a minus sign. Do not round intermediate calculations. Round your answers to the nearest dollar.

a$.$ What is the Year$-0$ net cash flow?

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b$.$ What are the net operating cash flows in Years $1,2,$ and $3?($Note: Do not include recovery of NWC or salvage value in Year $3\text{'}$s calculation here.$)$

Year $1$: $ $$

Year $2$: $ $$

Year $3$: $ $$

c$.$ What is the additional $($nonoperating$)$ cash flow in Year $3?$

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d$.$ If the project's cost of capital is $13\%,$ what is the NPV of the project?

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Should the chromatograph be purchased?

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