Keystones — Bedrock
Five GCSE retrieval questions · 26 May 2010 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 12 + 27
Answer: 12 + 27 = 39 -
2. Algebra Substitution
If x = 8, find the value of 6x + 8
Answer: 56 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 5, 7, 6
Answer: 6