Keystones — Bedrock
Five GCSE retrieval questions · 27 July 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 32
Answer: 34 + 32 = 66 -
2. Algebra Substitution
If x = 6, find the value of 8x + 5
Answer: 53 -
3. Geometry Converting lengths
Convert 23cm to mm
Answer: 230mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:24
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 19, 9, 2
Answer: 10