Assignment problem

Cost per $1,000,000$ units of products from factories to market.

Demand region $($production and transportation cost per $1,000,000$ units$)$

$\backslash$table$[[$Supply regio,Market,Market $2,$Market :$,$Market,,Market,Fixed,Low,Fixed,High$],[$Factory $1,75,92,110,129,119,5000,107500,20,,,,],[$Factory $2,119,73,107,101,107,4700,107050,20,,,,],[$Factory $3,103,107,85,121,115,6300,109450,20,,,,],[$Factory $4,117,128,93,61,74,4200,10,6300,20,,,],[$Factory $5,145,102,105,109,69,4600,10,6900,20,,,],[$Demand$,11,9,16,17,9,,,,,,,]]$