Quelpr
7 marksLinear Programming

CSEC Mathematics · January 2004 · Paper 2 · Question 10(b)

Using a scale of 1 cm to represent 5 units on each axis, draw a graph of the THREE inequalities and label the region, R, which satisfies ALL of the inequalities.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 10(c)(i)Write f(x) = 4x² - 7x + 3 in the form f(x) = a(x + b)² + c, where a, b and c are constants.[7 marks]
  2. 10(c)(ii)a)State the minimum value of f(x).[7 marks]
  3. 10(c)(ii)b)State the value of x for which the minimum occurs.[7 marks]
  4. 10(a)(i)Write TWO inequalities to represent this information.[4 marks]
  5. 10(a)(ii)Write an inequality to represent this information.[4 marks]
  6. 10(c)(i)Write an expression for the profit, P.[4 marks]
  7. 10(c)(ii)Determine the number of dresses and shirts that Mrs Singh should buy to make the maximum profit.[4 marks]
  8. 10(c)(iii)Calculate the maximum profit.[4 marks]

More practice: the rest of this paper · more Linear Programming questions · all CSEC Mathematics past papers