Keystones — Bedrock
Five GCSE retrieval questions · 17 May 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 41
Answer: 10 + 41 = 51 -
2. Algebra Substitution
If x = 8, find the value of 5x + 11
Answer: 51 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:20
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 6, 4, 9, 7, 14
Answer: 8