radovilsky manufacturing company, in hayward $,$ calfornia, makes flashing lights for toys. the company operates its production faclity $300$ days per year. it has orders for about $11,600$ flashing lighrs per year and has the capanility of producing $100$ per day setting up the light production costs $$51.$ the cost of each light is $$0\mathrm{.}15$ per light per year a$)$what is the optimal size of the prodiction run?units