Keystones — Bedrock
Five GCSE retrieval questions · 18 April 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 55 + 82
Answer: 55 + 82 = 137 -
2. Algebra Substitution
If x = 2, find the value of 4x + 6
Answer: 14 -
3. Geometry Converting lengths
Convert 36cm to mm
Answer: 360mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:12
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 20, 4, 6
Answer: 10