Keystones — Bedrock
Five GCSE retrieval questions · 8 November 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 13 + 49
Answer: 13 + 49 = 62 -
2. Algebra Substitution
If x = 4, find the value of 6x + 6
Answer: 30 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:10
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 10, 20, 15
Answer: 15