Keystones — Bedrock
Five GCSE retrieval questions · 1 March 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 54 + 65
Answer: 54 + 65 = 119 -
2. Algebra Substitution
If x = 5, find the value of 6x + 9
Answer: 39 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:14
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 7, 16, 4
Answer: 9