NOW CHECK FOR EXPENSIVE ERRORS Total: 50 marks A2 PURE Tracking Test 5 MARK SCHEME – 1. 2. 3. or B1 M1 A1; or M1 A1 M1 then either... or... dddM1 leading to A1 * (8) 4. 0.73508 B1 cao (a) (1) (b) B1 M1 (4 dp) awrt 1.1504 A1 (3) (c) B1 B1 M1 dM1 AG A1 cso (5) Applying limits and (d) M1 either way round. or A1 or awrt 1.2 awrt 0.077 A1 cso (3) or awrt 6.3(%) (12 marks)
NOW CHECK FOR EXPENSIVE ERRORS Total: 50 marks A2 PURE Tracking Test 5 – MARK SCHEME 1. 2. 3. or B1 or M1 A1; M1 A1 M1 then either... or... dddM1 A1 * leading to (8) 4. (a) 0.73508 B1 cao (1) (b) B1 M1 (4 dp) awrt 1.1504 A1 (3) (c) B1 B1 M1 dM1 AG A1 cso (5) (d) Applying limits and either way round. M1 or or awrt 1.2 A1 awrt 0.077 or awrt 6.3(%) A1 cso (3) (12 marks)
tt5_pure_student_copy_2017lined.docx