Upon hearing that Ross White $($see Problems $6-27$ and $6-28)$ is considering producing the brackets in$-$ house, the vendor has notified Ross that the purchase price would drop from $$15$ per bracket to $$14\mathrm{.}50$ per bracket if Ross would purchase the brackets in lots of $1,000$Lead times, however, would increase to $3$ days for this larger quantity $($a$)$ What is the total annual inventory cost plus pur$-$ chase cost if Ross buys the brackets in lots of $1,000$ at $$14\mathrm{.}50$ each? $($ b$)$ If Ross does buy in lots of $1,000$ brackets, what is the new ROP? $($ c$)$ Given the options of purchasing the brackets at $ $15$ each $,$ producing them in$-$ house at $ $14\mathrm{.}80,$ and taking advantage of the discount, what is your recommendation to Ross White $?$