Keystones — Cornerstone
Five GCSE retrieval questions · 9 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 30 + 37
Answer: 30 + 37 = 67 -
2. Algebra
Solve: 4x = 36
Answer: x = 9 -
3. Geometry
Calculate the area of a circle with diameter 24cm
Answer: 452.39cm² -
4. Ratio
Find 31% of 225
Answer: 69.75 -
5. Statistics
Find the range of: 29, 16, 29, 18, 18
Answer: 13