Keystones — Bedrock
Five GCSE retrieval questions · 18 February 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 97 + 41
Answer: 97 + 41 = 138 -
2. Algebra Substitution
If x = 7, find the value of 3x + 3
Answer: 24 -
3. Geometry Converting lengths
Convert 50cm to mm
Answer: 500mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:4
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 11, 13, 2, 14, 10
Answer: 10