Keystones — Cornerstone
Five GCSE retrieval questions · 21 January 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 59 + 43
Answer: 59 + 43 = 102 -
2. Algebra
Solve: 4x + 7 = x + 28
Answer: x = 7 -
3. Geometry
Find the area of a circle with radius 7cm
Answer: 153.94cm² -
4. Ratio
Simplify: 18:9:15
Answer: 6:3:5 -
5. Statistics
Find the mean of: 8, 8, 2, 4, 6
Answer: 5.6