Keystones — Bedrock
Five GCSE retrieval questions · 2 June 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 96 + 77
Answer: 96 + 77 = 173 -
2. Algebra Substitution
If x = 4, find the value of 4x + 10
Answer: 26 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:24
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 13, 18, 12, 9
Answer: 13