Keystones — Bedrock
Five GCSE retrieval questions · 24 November 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 19 + 33
Answer: 19 + 33 = 52 -
2. Algebra Substitution
If x = 3, find the value of 6x + 7
Answer: 25 -
3. Geometry Converting lengths
Convert 46cm to mm
Answer: 460mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:6
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 13, 23, 16, 4
Answer: 14