Keystones — Bedrock
Five GCSE retrieval questions · 21 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 2⁄7 + 4⁄7
Answer: 6⁄7 -
2. Algebra
Find the next term: 15, 21, 27, 33, ...
Answer: 39 -
3. Geometry
Find the area of a right triangle with base 7cm and height 12cm
Answer: 42cm² -
4. Ratio
Simplify the ratio 9:18
Answer: 1:2 -
5. Statistics
Find the mean of: 6, 2, 8, 15, 15
Answer: 9.2