Keystones — Bedrock
Five GCSE retrieval questions · 11 January 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 42
Answer: 34 + 42 = 76 -
2. Algebra Substitution
If x = 7, find the value of 6x + 6
Answer: 48 -
3. Geometry Converting lengths
Convert 24cm to mm
Answer: 240mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:4
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 13, 16, 4, 19
Answer: 13