Keystones — Bedrock
Five GCSE retrieval questions · 7 May 2010 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 26
Answer: 36 + 26 = 62 -
2. Algebra Substitution
If x = 5, find the value of 4x + 5
Answer: 25 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:9
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 10, 13, 9, 12
Answer: 11