Keystones — Bedrock
Five GCSE retrieval questions · 28 May 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 87
Answer: 34 + 87 = 121 -
2. Algebra Substitution
If x = 6, find the value of 6x + 6
Answer: 42 -
3. Geometry Converting lengths
Convert 30cm to mm
Answer: 300mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:14
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 5, 8, 17
Answer: 10