2025 SST PRELIMS P1 Q1
2025 SST PRELIMS P1 Q1
Secondary 4
2 marks
\(\mathcal E=\{x\in\mathbb Z:3<x<18\}\), \(P=\{\text{multiples of}\hspace{0.5em}5\}\), and \(Q=\{\text{perfect squares}\hspace{0.15em}\}\).
- List the elements in \((P\cup Q)'\).[1]
- On the Venn diagram, shade the region representing \((P\cap Q)\cup(P\cap Q')\).[1]
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Answer:(a) \(\{6,7,8,11,12,13,14,17\}\) (b) shade \(P\)
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