Keystones — Bedrock
Five GCSE retrieval questions · 28 March 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 62 + 68
Answer: 62 + 68 = 130 -
2. Algebra Substitution
If x = 5, find the value of 6x + 11
Answer: 41 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:24
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 11, 7, 3, 3
Answer: 6