Keystones — Bedrock
Five GCSE retrieval questions · 30 June 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 60 + 56
Answer: 60 + 56 = 116 -
2. Algebra Substitution
If x = 5, find the value of 7x + 4
Answer: 39 -
3. Geometry Converting lengths
Convert 23cm to mm
Answer: 230mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:10
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 4, 18, 20, 10, 3
Answer: 11