Keystones — Bedrock
Five GCSE retrieval questions · 18 April 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 13
Answer: 46 + 13 = 59 -
2. Algebra Substitution
If x = 9, find the value of 4x + 5
Answer: 41 -
3. Geometry Converting lengths
Convert 50cm to mm
Answer: 500mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:35
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 6, 7, 5
Answer: 6