Keystones — Bedrock
Five GCSE retrieval questions · 13 June 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 49
Answer: 10 + 49 = 59 -
2. Algebra Substitution
If x = 10, find the value of 4x + 12
Answer: 52 -
3. Geometry Converting lengths
Convert 16cm to mm
Answer: 160mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:8
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 7, 12, 14
Answer: 11