Keystones — Cornerstone
Five GCSE retrieval questions · 4 June 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 94 + 74
Answer: 94 + 74 = 168 -
2. Algebra
Solve: 2x = 20
Answer: x = 10 -
3. Geometry
Find the area of a right triangle with base 6cm and height 8cm
Answer: 24cm² -
4. Ratio
Simplify the ratio 8:6
Answer: 4:3 -
5. Statistics
Find the range of: 18, 6, 5, 12, 18
Answer: 13