Refer to above transportation problem network; you completed LP formulation correctly, if demand of B$2$ increased by $30$ more units, what will be your course of action?

Question $6$Answer

a$.$

No given choice is correct.

b$.$

With this change it is not possible to do LP formulation

c$.$

LP formulation remains same only B$2$ will not get $10$ units.

d$.$

I will introduce a dummy supply node with a capacity of $10$ and from that node an arc to each destination with cost of $100($minimum among all$)$ and reformulate LP$.$

e$.$

I will introduce a dummy variable and reformulate LP$.$

f$.$

I will introduce a dummy supply node with a capacity of $10$ and from that node an arc to each destination with cost of $0$ and reformulate LP$.$