Keystones — Bedrock
Five GCSE retrieval questions · 15 June 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 12
Answer: 41 + 12 = 53 -
2. Algebra Substitution
If x = 4, find the value of 6x + 6
Answer: 30 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:14
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 3, 8, 13, 11, 5
Answer: 8