Keystones — Bedrock
Five GCSE retrieval questions · 9 April 2010 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 36
Answer: 34 + 36 = 70 -
2. Algebra Substitution
If x = 4, find the value of 4x + 10
Answer: 26 -
3. Geometry Converting lengths
Convert 27cm to mm
Answer: 270mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:15
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 17, 3, 4
Answer: 8