Keystones — Bedrock
Five GCSE retrieval questions · 24 November 2010 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 33
Answer: 37 + 33 = 70 -
2. Algebra Substitution
If x = 3, find the value of 6x + 3
Answer: 21 -
3. Geometry Converting lengths
Convert 8cm to mm
Answer: 80mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:6
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 8, 4, 12
Answer: 8