With 20x + 50y le 300 and y ge 2 (x pens, y notebooks), which purchase is possible?

  1. x = 15, y = 1
  2. x = 5, y = 5
  3. x = 10, y = 2
  4. x = 12, y = 2
Answer

C) x = 10, y = 2

20(10) + 50(2) = 300 le 300 and y = 2 ge 2. The others cost too much or have too few notebooks. SLO M-10-A-23 · Understanding

Mathematics MCQ · More Linear Equations and Inequalities MCQs · Practise