Let Si = Number working shift i (for i = 1 to 5), Minimize Cost = $170S1 + $160S2 + $175S3 + $180S4 + $195S5 subject to Total agents 6AM8AM: S1 48 Total agents 8AM10AM: S1 + S2 79 Total agents 10AM12PM: S1 + S2 65 Total agents 12PM2PM: S1 + S2 + S3 87 Total agents 2PM4PM: S2 + S3 64 Total agents 4PM6PM: S3 + S4 73 Total agents 6PM8PM: S3 + S4 82 Total agents 8PM10PM: S4 43 Total agents 10PM12AM: S4 + S5 52 Total agents 12AM6AM: S5 15 and Si 0 (for i = 1 to 5)

How do you calculate the below

i) Optimum solution in full

ii) Ranges for the Objective Coefficients

iii) Shadow Prices

iv) Right Hand Side Ranges