The Super Discount store $($open $24$ hours a day, every day$)$ sells $8-$packs of paper towels, at the rate of approximately $420$ packs per week. Because the towels are so bulky, the annual cost to carry them in inventory is estimated at $$\mathrm{.}50.$ The cost to place an order for more is $$20$ and it takes four days for an order to arrive. What is the $($annual$)$ total cost? Assume company operates $364$ days a year. $$210$ $$91\mathrm{.}66$ $$330\mathrm{.}45$ $$45\mathrm{.}83$ $$660\mathrm{.}90$