Keystones — Bedrock
Five GCSE retrieval questions · 12 October 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 65 + 30
Answer: 65 + 30 = 95 -
2. Algebra Substitution
If x = 5, find the value of 3x + 5
Answer: 20 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:12
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 14, 7, 9
Answer: 10