Keystones — Bedrock
Five GCSE retrieval questions · 7 August 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 42 + 49
Answer: 42 + 49 = 91 -
2. Algebra Substitution
If x = 4, find the value of 7x + 6
Answer: 34 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 18:6
Answer: 3:1 -
5. Statistics Mean
Find the mean of: 7, 17, 24, 12
Answer: 15