Maths difficult questions according to Examiner Reports Series Variant Difficult Questions M/J 22 11 3, 4b, 8a, 10 M/J 22 12 5, 10 M/J 22 13 4b, 11 F/M 22 12 11a O/N 21 11 3, 6, 8e, 10 O/N 21 12 2b, 5, 7, 8b, 9, 10c, 12b O/N 21 13 6a, 9b, M/J 21 11 4, 5, 8c, 9d, 10 M/J 21 12 3c, 5, 7, 9, 12 M/J 21 13 9b, 10d, F/M 21 12 4b, 6a, O/N 20 11 5b, 12c O/N 20 12 4, 6, 9, 10c, O/N 20 13 1b, 11 F/M 20 12 6b O/N 19 12 3, 6, 8b, 10 O/N 19 13 5, 8i, M /J 19 11 11ii M /J 19 12 4i, 9, 11iii M /J 19 13 4i, 9, 10iii Series Variant Difficult Questions O/N 18 12 3, 6, 11iii O/N 18 13 2, 7ii, 8ii, 9, 11ii, iv M/J 18 11 8bi, 10ii, M/J 18 12 2i, 4ii, 10iii, 11 M/J 18 13 10iii, 11ii O/N 17 11 2, 10iii, O/N 17 12 2ii, 3, 5i, 6b, O/N 17 13 3ii, 11iii M/J 17 11 6i, 10ii M/J 17 12 3i, 9iv, 10iii M/J 17 13 10, 11 F/M 17 12 1, 10iii O/N 16 12 2i, 5, 6iii, 8a, 10iv O/N 16 13 9a, 10i, M/J 16 11 9ii M/J 16 12 5ii, 9, 11ii M/J 16 13 7, 8ii, 10 F/M 16 12 4b, 9b Series Variant Difficult Question M/J 22 41 5c, 6b, 7b M/J 22 42 4. 6, 7b M/J 22 43 4b, 6b, 7b F/M 22 42 3b, 5b, 7b O/N 21 41 4a, 5b, 7 O/N 21 42 2, 5b, 6b, 7b O/N 21 43 3, 6 M/J 21 41 4b, 5, 7 M/J 21 42 5, 6, 7 M/J 21 43 4b, 5b, 7c F/M 21 42 5b, 6b, 7b O/N 20 41 6, 7 O/N 20 42 5, 6 , 8b O/N 20 43 6a, 7b F/M 20 42 4, 6, 7 O/N 19 41 4, 7 O/N 19 42 4, 5 O/N 19 43 4, 6, 7 M/J 19 41 5, 6ii c M/J 19 42 6, 7iii M/J 19 43 4ii, 5ii, 6iii F/M 19 42 4, 7 Series Variant Difficult Questions O/N 18 41 3, 5, 6 O/N 18 42 1, 3iii, 6iii, 7ii O/N 18 43 3ii, 6iii, 7iii M/J 18 41 6, 7 M/J 18 42 1, 4, 7 M/J 18 43 4, 6 O/N 17 41 4iii, 7 O/N 17 42 4, 6 O/N 17 43 6, 7 M/J 17 42 2ii, 3iii, M /J 17 43 5i, 7ii F/M 17 42 4iii O/N 16 41 5iii, 7iii O/N 16 42 5, 6, 7iii O/N 16 43 4ii, 7ii M /J 16 41 5, 7 M /J 16 42 5, 7ii M /J 16 43 2ii, 5iii, 7ii F/M 16 42 4ii, 7iv