Keystones — Bedrock
Five GCSE retrieval questions · 29 May 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 72 + 54
Answer: 72 + 54 = 126 -
2. Algebra Substitution
If x = 5, find the value of 4x + 11
Answer: 31 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:21
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 7, 3, 5
Answer: 5