Keystones — Bedrock
Five GCSE retrieval questions · 7 April 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 34
Answer: 32 + 34 = 66 -
2. Algebra Substitution
If x = 9, find the value of 3x + 10
Answer: 37 -
3. Geometry Converting lengths
Convert 9cm to mm
Answer: 90mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:8
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 8, 6, 7, 15, 17
Answer: 10.6