Pizza Palace is a pizza restaurant known for its posh d$$cor and its brick$-$oven pizza. Pizza Palace has five brick ovens that need attention and is considering two options. Both options will cost around $$1,000,000($initial investment$).$ Option $1$ is to refurbish its current brick$-$ovens. If refurbished, Pizza Palace expects the ovens to last another $6$ years. The average annual income from refurbishing the ovens is $$183,333\mathrm{.}33.$ Refurbishing the ovens will have no salvage value. Option $2$ is to replace the current ovens. New ovens would last $8$ years and have no salvage value. The average annual income from buying a new oven is $$143,750.$ Pizza Palace expects the following net cash inflows from the two options:

Year Refurbish Current Ovens Purchase New Ovens

$1$ $$600,000$ $$800,000$

$2$ $$500,000$ $$600,000$

$3$ $$400,000$ $$300,000$

$4$ $$300,000$ $$200,000$

$5$ $$200,000$ $$100,000$

$6$ $$100,000$ $$50,000$

$7$ $$50,000$

$8$ $$50,000$