Assume the following $(1)$ variable expenses $=$ $$308,000,(2)$ unit sales $=10,000,(3)$ the contribution margin ratio $=20\%,$ and $(4)$ net operating income $=$ $$10,000.$ Given these four assumptions, which of the following is true?

Multiple Choice

The total contribution margin $=$ $$246,400$

The break$-$even point in sales dollars is $$335,000$

The total sales $=$ $$369,600$

The total fixed expenses $=$ $$61,600$