Keystones — Bedrock
Five GCSE retrieval questions · 28 October 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 31 + 32
Answer: 31 + 32 = 63 -
2. Algebra Substitution
If x = 6, find the value of 2x + 8
Answer: 20 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 9:6
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 8, 13, 8, 3
Answer: 8