Keystones — Bedrock
Five GCSE retrieval questions · 2 June 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 91 + 92
Answer: 91 + 92 = 183 -
2. Algebra Substitution
If x = 8, find the value of 2x + 8
Answer: 24 -
3. Geometry Converting lengths
Convert 43cm to mm
Answer: 430mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 14, 2, 4, 3, 12
Answer: 7