Consider a firm with an annual net income of $$20$ million, revenue of $$60$ million and cost of goods sold of $$20$ million. If the balance sheet amounts show $$2$ million of inventory and $$500,000$ of property, plant & equipment, what is the inventory $?$

Group of answer choices

$12\mathrm{.}50$

$10\mathrm{.}00$

$40\mathrm{.}00$

$8\mathrm{.}00$

$30\mathrm{.}00$