Keystones — Cornerstone
Five GCSE retrieval questions · 27 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 47 + 57
Answer: 47 + 57 = 104 -
2. Algebra
Solve: x + 6 = 13
Answer: x = 7 -
3. Geometry
Find the area of a circle with radius 7cm
Answer: 153.94cm² -
4. Ratio
Simplify: 8:8:16
Answer: 1:1:2 -
5. Statistics
Find the mean of: 10, 6, 10, 2, 8
Answer: 7.2