Keystones — Bedrock
Five GCSE retrieval questions · 8 November 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 95 + 61
Answer: 95 + 61 = 156 -
2. Algebra Substitution
If x = 4, find the value of 3x + 3
Answer: 15 -
3. Geometry Converting lengths
Convert 34cm to mm
Answer: 340mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:32
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 7, 12, 14, 10, 12
Answer: 11