Keystones — Cornerstone
Five GCSE retrieval questions · 10 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 3⁄7 + 3⁄7
Answer: 6⁄7 -
2. Algebra
Solve: 5x = 45
Answer: x = 9 -
3. Geometry
Find the area of a circle with radius 5cm
Answer: 78.54cm² -
4. Ratio
Simplify: 9:18:6
Answer: 3:6:2 -
5. Statistics
Find the mean of: 2, 2, 12, 18
Answer: 8.5