Keystones — Bedrock
Five GCSE retrieval questions · 27 June 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 24
Answer: 34 + 24 = 58 -
2. Algebra Substitution
If x = 10, find the value of 5x + 11
Answer: 61 -
3. Geometry Converting lengths
Convert 20cm to mm
Answer: 200mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:40
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 9, 18, 3
Answer: 10