Replacement Decision, Computing After$-$Tax Cash Flows, Basic NPV Analysis

with a half$-$year convention is being used for tax purposes. The cash operating costs of the existing MRI equipment total $$1,000,000$ per year.

You must use the Exhibit $19$B$\mathrm{.}1$ and Exhibit $19$B$.2$ present value tables and Exhibit $19\mathrm{.}5$ to solve the following problems.

Required:

as a negative value.

Old MRI equipment $,$ s

New MRI equipment $$

Should the company keep the old MRI equipment or buy the new one?