O-LevelMathematicsAlgebra and graphs4024/12 · Oct/Nov 2015 · Q183 Marks
Solve the inequalities: x > 3; y < 6; y > x + ½.
- (a)Solve the inequalities: x > 3; y < 6; y > x + ½.[2]
- (b)Find the value of 5.[1]
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2015). The mark or mark type is shown in brackets.
- [2] (a) x>3; y<6; y> x + ½ ; oe_all three
- C1 for 2 correct; or for x ≥ 3; y ≤ 6; y ≥ x + ½ ; oe all three
- [1] (b) 5
- or for one correct strict inequality, and the other two correct, but with equality as well.
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