Keystones — Bedrock
Five GCSE retrieval questions · 5 December 2010 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 38
Answer: 36 + 38 = 74 -
2. Algebra Substitution
If x = 7, find the value of 4x + 5
Answer: 33 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:6
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 6, 11, 7
Answer: 8