Keystones — Bedrock
Five GCSE retrieval questions · 31 May 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 14 + 27
Answer: 14 + 27 = 41 -
2. Algebra Substitution
If x = 3, find the value of 6x + 4
Answer: 22 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:40
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 8, 10, 1, 13
Answer: 8