A linear programming problem contains a restriction that reads "the quantity of X must be at least three times as large as the quantity of Y." Which of the following inequalities is the proper formulation of this constraint?
A)3X ≥ Y
B)X ≤ 3Y
C)X + Y ≥ 3
D)X - 3Y ≥ 0
E)3X ≤ Y

Question

Quizplus · Accepted Answer

The constraint "the quantity of X must be at least three times as large as the quantity of Y" translates to X being greater than or equal to 3 times Y, which is expressed as X - 3Y ≥ 0.

A Linear Programming Problem Contains a Restriction That Reads "The