Keystones — Bedrock
Five GCSE retrieval questions · 3 July 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 38
Answer: 10 + 38 = 48 -
2. Algebra Substitution
If x = 6, find the value of 7x + 4
Answer: 46 -
3. Geometry Converting lengths
Convert 50cm to mm
Answer: 500mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:40
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 6, 10, 14
Answer: 10