Keystones — Bedrock
Five GCSE retrieval questions · 24 February 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 11 + 11
Answer: 11 + 11 = 22 -
2. Algebra Substitution
If x = 3, find the value of 3x + 8
Answer: 17 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:8
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 16, 13, 16
Answer: 15