PLEASE SOLVE IT WITH CLEAR HAND WRITING WITH ALL THE STEPS

OR USE COMPUTER SO SOLVE IT

Question 4. Developing the LP Model ( 25 points) Coalco produces coal at three mines and ships it to four customers. The cost per ton of producing coal, the ash and sulfur content (per ton) of the coal, and the production capacity (in tons) for each mine are given in Table 16. The number of tons of coal demanded by each customer are given in Table 17. The cost (in dollars) of shipping a ton of coal from a mine to each customer is given in Table 18. It is required that the total amount of coal shipped contain at most 5% ash and at most 4% sulfur. Formulate an LP that minimizes the cost of meeting customer demands. Table 16 Table 17 Table 18