Adult, student and child tickets cost £aaa, £s s\,s and £ccc. One adult, one student and two child tickets cost £27; two adults and one child ticket cost £27; one student and three child tickets cost £21. Find the three prices.
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Markscheme
1.1.8 Algebra and functions Questions
8 exam-style questions on CCEA A Level Maths 1.1.8 Algebra and functions. Each one has a worked solution and a mark scheme showing where the marks go.