Keystones — Bedrock
Five GCSE retrieval questions · 1 August 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 52 + 97
Answer: 52 + 97 = 149 -
2. Algebra Substitution
If x = 6, find the value of 6x + 3
Answer: 39 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 25:10
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 14, 8, 8
Answer: 10