d$.$ The bank now has decided to investigate the option of hiring bilingual

operators instead of monolingual operators. If a$11$ employees are bilingual,

how many fu$11-$time and part$-$time employees should the bank hire to begin on

each shift to minimize operating costs while answering a$11$ ca$11$s$?$ As in

part a$,$ formulate a linear programming mode$1$ to guide the bank's decision.

$($Show your work in Exce$1$ and please write an explanation in the Word file$)$

e$.$ Obtain an optimal solution for the $1$inear programming mode$1$ formulated in

part $d$ using Exce$1$ So$1$ver. $($Show your work in Exce$1$ and please write an

explanation in the Word file$)$