These questions are based on thetable and information given below.
There are 6 refineries, 7 depots and 9 districts. The refineries areBB, BC, BD, BE, BF and BG. The depots are AA, AB, AC, AD, AE,AF and AG. The districts are AAA, AAB, AAC, AAD, AAE, AAF,AAG, AAH ad AAI. Table A gives the cost of transporting oneunit from refinery to depot. Table B gives the cost of transportingone unit from depot to a district.

What is the least cost of sending one unit from any refinery to any district?

[ A ]    95.2
[ B ]    0 right
[ C ]    205.7
[ D ]    284.5
[ E ]    None of these
Answer : Option B
Explanation :
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