5(30 + 2 × 16) M1 SC2 for 15 seen and 5(their 30 + 2 × their 16) correctly evaluated 310 A1 SC1 for 5(their 30 + 2 × their 16) correctly evaluated Q Additional Guidance Mark 12 Their 310 must be in correct money notation e.g. Correctly evaluated M1 2 4 10 = 6 – M1 Obtains 3 x 4 ≤ ≤ 13 Obtains 3.3 3.4 x ≤ ≤ A1 or Two correct trials [3.25, 3.35] which bracket 0
5(30 + 2 × 16) M1 310 A1 SC2 for 15 seen and 5(their 30 + 2 × their 16) correctly evaluated SC1 for 5(their 30 + 2 × their 16) correctly evaluated Q Additional Guidance Mark 12 Their 310 must be in correct money notation 13 Correctly evaluated M1 e.g. 2 4 – 10 = 6 Obtains 3 ≤ x ≤ 4 M1 Obtains 3.3 ≤ x ≤ 3.4 or Two correct trials [3.25, 3.35] which bracket 0 A1
November-2014-Paper-2-Mark-Scheme1.docx