Nine Exercises
Naming PIVOT ROWS

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Nine simplex tableaus are shown, with links to earlier exercizes in which the RATIOS were found. For each problem, you must name the pivot row. You may want to review how this is done for either a standard problem or a non-standard problem.

 [1] Click below on whichever button (1, 2, or 3) names the pivot row. If no row is a suitable pivot row, click on the UNDEFINED button. To review the use of ratios in choosing pivot rows, click here.

 RATIOS 41 33
Name the pivot row

 [2] Click below on whichever button (1, 2, or 3) names the pivot row. If no row is a suitable pivot row, click on the UNDEFINED button. To review the use of ratios in choosing pivot rows, click here.

 RATIOS 31 -4(-2)
Name the pivot row

 [3] Click below on whichever button (1, 2, or 3) names the pivot row. If no row is a suitable pivot row, click on the UNDEFINED button. To review the use of ratios in choosing pivot rows, click here.

 RATIOS 30 -4(-2)
Name the pivot row

 [4] Click below on whichever button (1, 2, or 3) names the pivot row. If no row is a suitable pivot row, click on the UNDEFINED button. To review the use of ratios in choosing pivot rows, click here.

 RATIOS -3(-3) 02
Name the pivot row

 [5] Click below on whichever button (1, 2, or 3) names the pivot row. If no row is a suitable pivot row, click on the UNDEFINED button. To review the use of ratios in choosing pivot rows, click here.

 RATIOS - 4(-4) - 6(-3)
Name the pivot row

 [6] Click below on whichever button (1, 2, or 3) names the pivot row. If no row is a suitable pivot row, click on the UNDEFINED button. To review the use of ratios in choosing pivot rows, click here.

 RATIOS 0(-1) 11
Name the pivot row

 [7] Click below on whichever button (1, 2, or 3) names the pivot row. If no row is a suitable pivot row, click on the UNDEFINED button. To review the use of ratios in choosing pivot rows, click here.

 RATIOS -11 -2(-1)
Name the pivot row

 [8] Click below on whichever button (1, 2, or 3) names the pivot row. If no row is a suitable pivot row, click on the UNDEFINED button. To review the use of ratios in choosing pivot rows, click here.

 RATIOS 11 0(-3)
Name the pivot row