Foundation June 2025 Paper 1R Q20
20
\(\mathscr{E} = \{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12\}\)
\(A = \{2, 4, 6, 8, 10, 12\}\)
\(B = \{3, 6, 9, 12\}\)
\(C = \{1, 3, 5, 7, 9, 11\}\)
(a) List the members of the set
(i) \(A \cup B\)
(ii) \(B'\) (2)
| \(\mathscr{E}\) | \(\cap\) | \(\cup\) | \(\varnothing\) | \(\in\) | \(\notin\) |
(b) Write a symbol from the box on each dotted line to make each of the following a true statement.
(i) \(A \cap C = \ldots\ldots\)
(ii) \(13 \ldots\ldots\; \mathscr{E}\) (2)
| Scheme | Marks |
|---|---|
| (i) Answer: 2, 3, 4, 6, 8, 9, 10, 12 | B1 |
| (ii) Answer: 1, 2, 4, 5, 7, 8, 10, 11 | B1 |
| (2) |
| Scheme | Marks |
|---|---|
| (i) Answer: \(\varnothing\) | B1 |
| (ii) Answer: \(\notin\) | B1 |
| (2) | |
| (4 marks) |