Listing outcomes

Mark scheme and answers · Total marks: 50

Question 1 [1 mark]

HHT, HTH, THH

Mark scheme
  • A [1] — cao HHT, HTH, THH

Accept algebraically equivalent correct forms.

Question 2 [1 mark]

H, T

Mark scheme
  • A [1] — cao H, T

Accept algebraically equivalent correct forms.

Question 3 [1 mark]

HH, HT, TH, TT

Mark scheme
  • A [1] — cao HH, HT, TH, TT

Accept algebraically equivalent correct forms.

Question 4 [1 mark]

(1,1), (1,2), (2,1), (1,4), (2,3), (3,2), (4,1), (1,6), (2,5), (3,4), (4,3), (5,2), (6,1)

Mark scheme
  • A [1] — cao (1,1), (1,2), (2,1), (1,4), (2,3), (3,2), (4,1), (1,6), (2,5), (3,4), (4,3), (5,2), (6,1)

Accept algebraically equivalent correct forms.

Question 5 [1 mark]

(1,1), (2,2), (3,3), (4,4)

Mark scheme
  • A [1] — cao (1,1), (2,2), (3,3), (4,4)

Accept algebraically equivalent correct forms.

Question 6 [1 mark]

RR, RG, RB, GR, GG, GB, BR, BG, BB

Mark scheme
  • A [1] — cao RR, RG, RB, GR, GG, GB, BR, BG, BB

Accept algebraically equivalent correct forms.

Question 7 [1 mark]

1, 2, 3, 4, 5, 6

Mark scheme
  • A [1] — cao 1, 2, 3, 4, 5, 6

Accept algebraically equivalent correct forms.

Question 8 [1 mark]

A, B, C

Mark scheme
  • A [1] — cao A, B, C

Accept algebraically equivalent correct forms.

Question 9 [1 mark]

Science-Central, Science-Riverside, Science-Victoria, History-Central, History-Riverside, History-Victoria

Mark scheme
  • A [1] — cao Science-Central, Science-Riverside, Science-Victoria, History-Central, History-Riverside, History-Victoria

Accept algebraically equivalent correct forms.

Question 10 [2 marks]

R, B

Mark scheme
  • A [2] — cao R, B

Accept algebraically equivalent correct forms.

Question 11 [1 mark]

HTT, THT, TTH, TTT

Mark scheme
  • A [1] — cao HTT, THT, TTH, TTT

Accept algebraically equivalent correct forms.

Question 12 [2 marks]

(1,2), (1,4), (1,6), (2,1), (2,2), (2,3), (2,4), (2,5), (2,6), (3,2), (3,4), (3,6), (4,1), (4,2), (4,3), (4,4), (4,5), (4,6), (5,2), (5,4), (5,6), (6,1), (6,2), (6,3), (6,4), (6,5), (6,6)

Mark scheme
  • A [2] — cao (1,2), (1,4), (1,6), (2,1), (2,2), (2,3), (2,4), (2,5), (2,6), (3,2), (3,4), (3,6), (4,1), (4,2), (4,3), (4,4), (4,5), (4,6), (5,2), (5,4), (5,6), (6,1), (6,2), (6,3), (6,4), (6,5), (6,6)

Accept algebraically equivalent correct forms.

Question 13 [2 marks]

HH, HT, TH, TT; 4

Mark scheme
  • A [2] — cao HH, HT, TH, TT; 4

Accept algebraically equivalent correct forms.

Question 14 [2 marks]

HHH, HHT, HTH, HTT, THH, THT, TTH, TTT

Mark scheme
  • A [2] — cao HHH, HHT, HTH, HTT, THH, THT, TTH, TTT

Accept algebraically equivalent correct forms.

Question 15 [2 marks]

5, 6

Mark scheme
  • A [2] — cao 5, 6

Accept algebraically equivalent correct forms.

Question 16 [2 marks]

(1,1), (1,2), (1,3), (1,4), (2,1), (2,2), (2,3), (2,4), (3,1), (3,2), (3,3), (3,4), (4,1), (4,2), (4,3), (4,4)

Mark scheme
  • A [2] — cao (1,1), (1,2), (1,3), (1,4), (2,1), (2,2), (2,3), (2,4), (3,1), (3,2), (3,3), (3,4), (4,1), (4,2), (4,3), (4,4)

Accept algebraically equivalent correct forms.

Question 17 [2 marks]

(1,H), (2,H), (3,H), (3,T), (4,H), (5,H), (6,H), (6,T)

Mark scheme
  • A [2] — cao (1,H), (2,H), (3,H), (3,T), (4,H), (5,H), (6,H), (6,T)

Accept algebraically equivalent correct forms.

Question 18 [2 marks]

RR, RB, BR, BB

Mark scheme
  • A [2] — cao RR, RB, BR, BB

Accept algebraically equivalent correct forms.

Question 19 [2 marks]

red-white, red-black, blue-white, blue-black

Mark scheme
  • A [2] — cao red-white, red-black, blue-white, blue-black

Accept algebraically equivalent correct forms.

Question 20 [2 marks]

CJ, CM, HJ, HM, TJ, TM

Mark scheme
  • A [2] — cao CJ, CM, HJ, HM, TJ, TM

Accept algebraically equivalent correct forms.

Question 21 [2 marks]

HHHT, HHTH, HTHH, THHH

Mark scheme
  • A [2] — cao HHHT, HHTH, HTHH, THHH

Accept algebraically equivalent correct forms.

Question 22 [2 marks]

(1,1,2), (1,2,1), (2,1,1)

Mark scheme
  • A [2] — cao (1,1,2), (1,2,1), (2,1,1)

Accept algebraically equivalent correct forms.

Question 23 [2 marks]

(1,2), (2,1), (2,3), (3,2), (3,4), (4,3), (4,5), (5,4), (5,6), (6,5)

Mark scheme
  • A [2] — cao (1,2), (2,1), (2,3), (3,2), (3,4), (4,3), (4,5), (5,4), (5,6), (6,5)

Accept algebraically equivalent correct forms.

Question 24 [2 marks]

(2,6), (3,4), (4,3), (6,2)

Mark scheme
  • A [2] — cao (2,6), (3,4), (4,3), (6,2)

Accept algebraically equivalent correct forms.

Question 25 [2 marks]

Alice-Ben, Alice-Chloe, Alice-David, Ben-Chloe, Ben-David, Chloe-David

Mark scheme
  • A [2] — cao Alice-Ben, Alice-Chloe, Alice-David, Ben-Chloe, Ben-David, Chloe-David

Accept algebraically equivalent correct forms.

Question 26 [2 marks]

RR, RB, BR, BB

Mark scheme
  • A [2] — cao RR, RB, BR, BB

Accept algebraically equivalent correct forms.

Question 27 [2 marks]

(6,1), (6,2), (6,3), (6,4), (6,5), (6,6)

Mark scheme
  • A [2] — cao (6,1), (6,2), (6,3), (6,4), (6,5), (6,6)

Accept algebraically equivalent correct forms.

Question 28 [2 marks]

soup-chicken-cake, soup-chicken-fruit, soup-beef-cake, soup-beef-fruit, soup-veg-cake, soup-veg-fruit, salad-chicken-cake, salad-chicken-fruit, salad-beef-cake, salad-beef-fruit, salad-veg-cake, salad-veg-fruit

Mark scheme
  • A [2] — cao soup-chicken-cake, soup-chicken-fruit, soup-beef-cake, soup-beef-fruit, soup-veg-cake, soup-veg-fruit, salad-chicken-cake, salad-chicken-fruit, salad-beef-cake, salad-beef-fruit, salad-veg-cake, salad-veg-fruit

Accept algebraically equivalent correct forms.

Question 29 [2 marks]

RR, RB, BR

Mark scheme
  • A [2] — cao RR, RB, BR

Accept algebraically equivalent correct forms.

Question 30 [2 marks]

(1,H), (2,H), (4,H)

Mark scheme
  • A [2] — cao (1,H), (2,H), (4,H)

Accept algebraically equivalent correct forms.