Keystones — Bedrock
Five GCSE retrieval questions · 10 January 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 5⁄11 + 1⁄11
Answer: 6⁄11 -
2. Algebra
Find the next term: 19, 21, 23, 25, ...
Answer: 27 -
3. Geometry
Find the area of a right triangle with base 12cm and height 8cm
Answer: 48cm² -
4. Ratio
Calculate 10% of 42
Answer: 4.2 -
5. Statistics
Find the range of: 38, 38, 41, 18, 46
Answer: 28