Keystones — Cornerstone
Five GCSE retrieval questions · 8 June 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 67 + 31
Answer: 67 + 31 = 98 -
2. Algebra
For y = x³, find y when x = 5
Answer: y = 125 -
3. Geometry
Calculate the distance between (2, 3) and (5, 7)
Answer: 5 -
4. Ratio
Simplify the ratio 16:12
Answer: 4:3 -
5. Statistics
Find the mean of: 6, 2, 19, 6
Answer: 8.25