Keystones — Bedrock
Five GCSE retrieval questions · 18 October 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 47
Answer: 32 + 47 = 79 -
2. Algebra Substitution
If x = 8, find the value of 8x + 9
Answer: 73 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 9:18
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 6, 5, 7
Answer: 6