A retailer has net annual sales of $$3,000,000.$ Retail expenses are $$260,000.$ Net profit is $$400,000.$ Calculate the maintained markup at retail. The retail selling price is $$10\mathrm{.}00.$ What are the merchandise costs? a$.$ $$3\mathrm{.}33$

b$.$ $$6\mathrm{.}67$

c$.$ $$12\mathrm{.}00$

d$.$ $$14\mathrm{.}92$ The answer must be $6\mathrm{.}67$$