Keystones — Bedrock
Five GCSE retrieval questions · 8 January 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 12 + 15
Answer: 12 + 15 = 27 -
2. Algebra Substitution
If x = 9, find the value of 7x + 5
Answer: 68 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:32
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 13, 8, 6
Answer: 9