Keystones — Cornerstone
Five GCSE retrieval questions · 14 June 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 79 + 28
Answer: 79 + 28 = 107 -
2. Algebra
Solve: x + 8 = 25
Answer: x = 17 -
3. Geometry
Find the area of a circle with radius 5cm
Answer: 78.54cm² -
4. Ratio
Simplify: 12:20:24
Answer: 3:5:6 -
5. Statistics
Find the mean of: 16, 2, 14, 14
Answer: 11.5