1. Determine the next pivot element for the tableau. Then turn it into a 1 and all other elements in the column into 0's. 6 20 2 5 -5 Oo Olo 0 0 1 NIN 0 2. (You will probably need to use the back of the sheet for some of the work) An agricultural firm has 250 acres of land and $8000 for cultivation, and 2100 labor-hours available. For cultivation, barley requires $10 per acre, oats $15 per acre, and wheat $12 per acre. Barley requires 7 labor-hours per acre, oats require 9 per acre, and wheat 8 per acre. The profit on barley is $80 per acre, oats is $75 per acre, and wheat $70 per acre. How much of each should be planted to maximize the profit? 1. Determine the next pivot element for the tableau. Then turn it into a 1 and all other elements in the column into 0's. 6 20 2 5 -5 Oo Olo 0 0 1 NIN 0 2. (You will probably need to use the back of the sheet for some of the work) An agricultural firm has 250 acres of land and $8000 for cultivation, and 2100 labor-hours available. For cultivation, barley requires $10 per acre, oats $15 per acre, and wheat $12 per acre. Barley requires 7 labor-hours per acre, oats require 9 per acre, and wheat 8 per acre. The profit on barley is $80 per acre, oats is $75 per acre, and wheat $70 per acre. How much of each should be planted to maximize the profit