Keystones — Bedrock
Five GCSE retrieval questions · 25 November 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 13 + 35
Answer: 13 + 35 = 48 -
2. Algebra Substitution
If x = 6, find the value of 2x + 8
Answer: 20 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:24
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 12, 8, 10
Answer: 10