Keystones — Cornerstone
Five GCSE retrieval questions · 22 June 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 626 + 516
Answer: 626 + 516 = 1142 -
2. Algebra
Find the next term: 18, 20, 22, 24, ...
Answer: 26 -
3. Geometry
Calculate perimeter: two sides are 12cm and 13cm at right angles
Answer: 42.7cm -
4. Ratio
Simplify: 8:8:12
Answer: 2:2:3 -
5. Statistics
Calculate the mean of: 22, 22, 43, 8, 35, 31
Answer: 26.8