First Formulate, then find the Initial Basic Feasible Solution (IBFS) for the following Transportation Models using:

North-West Corner method - Least Cost Cell method - Vogel's Approximation method - After, apply the U-V method to obtain the optimal solution using the best starting solution .obtained initially

1.

M1 M2 M3 Supply S1 5 1 7 20

S2 5 4 2 30 S3 7 8 9 50

Demand 10 50 40 100