Instructions

There are 6 refineries, 7 depots and 9 districts. The refineries are BB, 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, and AAI. Table A gives the cost of transporting one unit from refinery to depot. Table B gives the cost of transporting one unit from depot to a district.

Question 78

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

Solution

The least cost of sending one unit is from BC to AC and Then to AAC which is 0 . Hence option B. 


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