Keystones — Bedrock
Five GCSE retrieval questions · 5 August 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 18 + 19
Answer: 18 + 19 = 37 -
2. Algebra Substitution
If x = 7, find the value of 3x + 3
Answer: 24 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:14
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 8, 16, 15
Answer: 13