Keystones — Bedrock
Five GCSE retrieval questions · 12 January 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 45 + 37
Answer: 45 + 37 = 82 -
2. Algebra Substitution
If x = 8, find the value of 7x + 3
Answer: 59 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 2, 11, 14
Answer: 9