Keystones — Bedrock
Five GCSE retrieval questions · 13 May 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 13
Answer: 44 + 13 = 57 -
2. Algebra Substitution
If x = 2, find the value of 2x + 12
Answer: 16 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 21:24
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 11, 6, 19, 4
Answer: 10