Keystones — Cornerstone
Five GCSE retrieval questions · 6 June 2023 · mathsvault.uk/keystones
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1. Number
Add: 1⁄3 + 3⁄5
Answer: 14⁄15 -
2. Algebra
Solve: 5x = 30
Answer: x = 6 -
3. Geometry
Find the area of a circle with radius 3cm
Answer: 28.27cm² -
4. Ratio
Calculate 10% of 185
Answer: 18.5 -
5. Statistics
Calculate the range of: 61, 63, 64, 56, 26, 40
Answer: 38