$15 per hour ( $105 a day), and part-time employees cost the bank $8 per hour ( $32 per day). of part-time employees coming on duty at the beginning of hour j.) of part-time employees coming on duty at the beginning of hour j.) If your answer is zero enter " 0 " and if the constant is " 1 " it must be entered in the box. \begin{tabular}{|c|c|c|c|c|c|c|c|c|c|c|c|} \hline Min & x9+ & x10+ & x11+ & y9+ & y10+ & y11+ & y12+ & y1+ & y2+ & y3 & \\ \hline \multirow[t]{10}{*}{ s.t. } & x9+ & x10+ & x11+ & y9+ & y10+ & y11+ & y12+ & y1+ & y2+ & y3 & Time (9:00 a.m.-10:00 a.m.) \\ \hline & x9+ & x10+ & x11+ & y9+ & y10+ & y11+ & y12+ & y1+ & y2+ & y3 & Time (10:00 a.m.-11:00 a.m.) \\ \hline & & x10+ & x11+ & y9+ & y10+ & y11+ & y12+ & y1+ & y2+ & y3 & Time (11:00 a.m.-Noon.) \\ \hline & & x10+ & x11+ & y9+ & y10+ & y11+ & y12+ & y1+ & y2+ & y3 & Time (Noon.-1:00 p.m.) \\ \hline & xg+ & x10+ & x11+ & y9+ & y10+ & y11+ & y12+ & y1+ & y2+ & y3 & Time (1:00 p.m.-2:00 p.m.) \\ \hline & x9+ & x10+ & x11+ & 1y9+ & y10+ & y11+ & y12+ & y1+ & y2+ & y3 & Time (2:00 p.m.-3:00 p.m.) \\ \hline & x9+ & x10+ & x11+ & y9+ & y10+ & y11+ & y12+ & y1+ & y2+ & y3 & Time (3:00 p.m.-4:00 p.m.) \\ \hline & x9+ & x10+ & x11+ & y9+ & y10+ & y11+ & y12+ & y1+ & y2+ & y3 & Time (4:00 p.m.-5:00 p.m.) \\ \hline & x9+ & x10+ & x11+ & y9+ & y10+ & y11+ & y12+ & y1+ & y2+ & y3 & Time (5:00 p.m.-6:00 p.m.) \\ \hline & x9+ & x10+ & x11+ & y9+ & y10+ & y11+ & y12+ & y1+ & y2+ & y3 & Time (6:00 p.m.-7:00 p.m.) \\ \hline \end{tabular} xi,yj0 and integer for i=9,10,11 and j=9,10,11,12,1,2,3 (b) Solve the LP Relaxation of your model in part (a). Enter the total cost value under the optimal solution. Total Cost: $ (c) Solve for the optimal schedule of tellers. Enter the total number of full-time and part-time employees required. If your answer is zero enter " 0 ". Total Number of Full-Time Employees: Total Number of Part-Time Employees: If required, round your answers to the nearest whole number. If your answer is zero enter " 0 ". Total Number of Full-Time Employees: Total Number of Part-Time Employees: Total Cost: $