Keystones — Bedrock
Five GCSE retrieval questions · 17 May 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 76 + 37
Answer: 76 + 37 = 113 -
2. Algebra Substitution
If x = 3, find the value of 5x + 10
Answer: 25 -
3. Geometry Converting lengths
Convert 6cm to mm
Answer: 60mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:24
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 4, 11, 6, 5, 14
Answer: 8