Keystones — Cornerstone
Five GCSE retrieval questions · 6 March 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 44 + 94
Answer: 44 + 94 = 138 -
2. Algebra
Solve: x + 12 = 30
Answer: x = 18 -
3. Geometry
Calculate the area of a circle with diameter 8cm
Answer: 50.27cm² -
4. Ratio
Calculate 50% of 91
Answer: 45.5 -
5. Statistics
Find the mean of: 7, 18, 11, 8
Answer: 11