O-LevelMathematicsNumber4024/12 · Oct/Nov 2020 · Q134 Marks
(a) P = { 1, 2, 3, 4, 5, 6, 7, 8 } Q = {1, 3, 5, 7, 9, 11 } Find n(P∪Q).
- (b)p∈A∩B q∈ (A∪B)' r∈A∩B' On the Venn diagram below, write each of the letters p, q and r in its appropriate subset.[3]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2020). The mark or mark type is shown in brackets.
- [1] 13(a) 10 or n(P∪Q)=10 cao
- [3] 13(b) B1 for each correct p, q and r.
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