Keystones — Cornerstone
Five GCSE retrieval questions · 13 April 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 43 + 70
Answer: 43 + 70 = 113 -
2. Algebra
For y = x³, find y when x = 4
Answer: y = 64 -
3. Geometry
Calculate the area of a circle with diameter 16cm
Answer: 201.06cm² -
4. Ratio
Simplify the ratio 40:35
Answer: 8:7 -
5. Statistics
Calculate the mean of: 32, 35, 12, 44, 40, 5
Answer: 28