Date | November 2013 | Marks available | 1 | Reference code | 13N.1.sl.TZ0.2 |
Level | SL only | Paper | 1 | Time zone | TZ0 |
Command term | List | Question number | 2 | Adapted from | N/A |
Question
U is the set of positive integers less than or equal to 10.
A, B and C are subsets of U.
A={even integers}
B={multiples of 3}
C={6, 7, 8, 9}
List the elements of A.
List the elements of B.
Complete the Venn diagram with all the elements of U.
Markscheme
2,4,6,8,10 (A1) (C1)
Note: Do not penalize the use of { }.
[1 mark]
3,6,9 (A1) (C1)
Note: Do not penalize the use of { }.
Follow through from part (a) only if their U is listed.
[1 mark]
(A1)(ft)(A1)(ft)(A1)(ft)(A1)(ft) (C4)
Notes: Award (A1)(ft) for the correct placement of 6.
Award (A1)(ft) for the correct placement of 8 and 9 and the empty region.
Award (A1)(ft) for the correct placement of 2, 4, 3, 7, and 10.
Award (A1)(ft) for the correct placement of 1 and 5.
If an element is in more than one region, award (A0) for that element.
Follow through from their answers to parts (a) and (b).
[4 marks]
Examiners report
This question was done well by most candidates. The most frequent error was to omit the placement of 1 and 5 or to include 0 in the set of even integers.
This question was done well by most candidates. The most frequent error was to omit the placement of 1 and 5 or to include 0 in the set of even integers.
This question was done well by most candidates. The most frequent error was to omit the placement of 1 and 5 or to include 0 in the set of even integers.