Keystones — Bedrock
Five GCSE retrieval questions · 22 November 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 11 + 32
Answer: 11 + 32 = 43 -
2. Algebra Substitution
If x = 9, find the value of 6x + 8
Answer: 62 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 35:10
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 17, 17, 5
Answer: 13