Keystones — Bedrock
Five GCSE retrieval questions · 10 June 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 30 + 16
Answer: 30 + 16 = 46 -
2. Algebra Substitution
If x = 8, find the value of 3x + 6
Answer: 30 -
3. Geometry Converting lengths
Convert 36cm to mm
Answer: 360mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:12
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 14, 2, 17
Answer: 11