Keystones — Bedrock
Five GCSE retrieval questions · 28 January 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 15 + 14
Answer: 15 + 14 = 29 -
2. Algebra Substitution
If x = 7, find the value of 3x + 11
Answer: 32 -
3. Geometry Converting lengths
Convert 46cm to mm
Answer: 460mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:4
Answer: 3:1 -
5. Statistics Mean
Find the mean of: 11, 20, 8
Answer: 13