HKDSE Mathematics(Core) MC Answer Key
Question Number 2012 2013 2014 2015 2016 2017 2018 2019
1 C (94%) B (69%) B (94%) D (90%) A (47%) A (89%) B (71%) C
2 D (74%) D (81%) A (79%) D (93%) A (81%) D (72%) D (80%) D
3 C (59%) D (85%) B (63%) A (84%) D (65%) A (73%) C (80%) B
4 B (75%) C (75%) B (67%) D (75%) C (87%) D (90%) A (74%) C
5 B (78%) A (40%) C (73%) B (65%) A (80%) D (87%) A (61%) A
6 D (53%) C (70%) D (53%) A (63%) B (76%) A (73%) D (22%) D
7 C (59%) B (59%) C (63%) A (59%) A (62%) B (76%) D (73%) B
8 D (84%) A (59%) A (84%) D (53%) C (82%) A (62%) C (51%) C
9 A (75%) D (66%) A (63%) B (69%) D (46%) C (44%) D (72%) D
10 D (63%) A (45%) C (49%) D (68%) C (69%) C (76%) B (72%) D
11 C (79%) D (65%) A (57%) C (70%) D (81%) B (56%) D (67%) C
12 B (74%) C (31%) D (59%) D (75%) D (67%) C (84%) A (62%) B
13 D (79%) C (63%) C (80%) B (92%) A (81%) B (86%) C (69%) A
14 B (49%) D (21%) D (50%) C (57%) C (92%) B (71%) B (42%) C
15 A (89%) B (71%) C (81%) C (91%) B (45%) C (53%) D (83%) D
16 B (82%) B (33%) C (33%) B (70%) D (80%) D (32%) A (39%) D
17 B (43%) B (56%) D (24%) D (26%) A (55%) D (36%) B (28%) A
18 A (70%) C (37%) A (39%) A (57%) C (79%) A (45%) B (78%) D
19 C (51%) C (56%) A (54%) C (63%) A (59%) D (68%) D (24%) A
20 C (71%) D (58%) B (68%) C (60%) C (51%) D (15%) B (48%) C
21 D (45%) C (46%) A (19%) B (73%) B (57%) C (59%) C (45%) B
22 A (43%) A (48%) C (61%) A (47%) D (54%) D (58%) B (45%) B
23 D (42%) B (56%) B (59%) C (59%) A (82%) A (30%) B (75%) A
24 A (72%) A (54%) D (65%) A (73%) B (64%) A (59%) A (56%) A
25 C (40%) D (36%) D (51%) B (37%) D (35%) C (57%) D (41%) D
26 A (56%) A (42%) A (45%) C (70%) B (37%) A (53%) C (40%) D
27 A (50%) B (68%) B (76%) A (48%) C (56%) B (39%) C (43%) B
28 B (59%) A (80%) D (72%) B (84%) C (58%) C (84%) A (50%) C
29 B (71%) D (57%) C (82%) A (91%) B (69%) B (76%) C (78%) B
30 D (47%) B (54%) B (31%) B (45%) B (76%) B (51%) A (43%) C
31 B (55%) B (52%) A (63%) C (63%) C (61%) D (42%) C (66%) B
32 C (43%) B (40%) C (41%) A (30%) D (40%) D (50%) C (34%) D
33 A (64%) A (64%) B (54%) A (66%) A (43%) C (53%) D (30%) A
34 C (49%) D (29%) C (49%) B (63%) B (38%) D (41%) C (35%) D
35 A (55%) D (46%) D (50%) C (51%) D (47%) B (45%) B (40%) C
36 D (37%) A (60%) A (45%) D (43%) B (35%) C (66%) A (49%) C
37 A (43%) C (46%) B (60%) D (27%) A (46%) C (45%) D (44%) A
38 C (63%) C (47%) A (40%) B (37%) B (49%) A (49%) B (41%) A
39 D (53%) A (29%) D (28%) D (49%) A (35%) A (34%) B (28%) A
40 D (30%) B (21%) D (33%) C (51%) D (38%) B (62%) A (20%) C
41 C (47%) D (39%) C (43%) B (43%) C (45%) D (21%) D (35%) B
42 B (36%) B (37%) C (43%) A (30%) A (55%) B (71%) A (51%) C
43 B (52%) A (30%) B (67%) C (51%) D (51%) C (59%) C (26%) D
44 D (56%) C (64%) D (57%) D (52%) B (52%) B (78%) B (78%) B
45 A (36%) C (37%) B (57%) B (26%) C (50%) A (48%) A (51%) A

Figures in bracket indicate the percetage of candidates choosing the correct answers