Keystones — Bedrock
Five GCSE retrieval questions · 27 July 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 67 + 76
Answer: 67 + 76 = 143 -
2. Algebra Substitution
If x = 6, find the value of 6x + 11
Answer: 47 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:32
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 14, 10, 13, 12, 6
Answer: 11