In: Operations Management
A local bank needs the minimum number of employees needed for each day of the week listed in the following table. If a staff is hired, his/her schedule will be working 5 consecutive days and take two days off. The bank operates seven days a week.
Day of the Week |
M |
T |
W |
TH |
F |
Sa |
Su |
Number of staff needed |
4 |
5 |
5 |
3 |
5 |
2 |
3 |
So how will you help the bank hire the staffs?
Xi is the number of employee starting to work on day i
The representaion
Min Z = x1+x2+x3+x4+x5+x6+x7
Subject to
x1+x4+x5+x6+x7>=4
x1+x2+X5+x6+x7>=5
x1+x2+x3+x6+x7>=5
x1+x2+x3+x4+x7>=3
x1+x2+x3+x4+x5>=5
x2+x3+x4+x5+x6>=2
x3+x4+x5+X6+x7>=3
Solving this in solver
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