Keystones — Bedrock
Five GCSE retrieval questions · 12 August 2010 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 14
Answer: 10 + 14 = 24 -
2. Algebra Substitution
If x = 4, find the value of 6x + 7
Answer: 31 -
3. Geometry Converting lengths
Convert 7cm to mm
Answer: 70mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:14
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 2, 19, 12
Answer: 11