Keystones — Bedrock
Five GCSE retrieval questions · 30 April 2010 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 17 + 44
Answer: 17 + 44 = 61 -
2. Algebra Substitution
If x = 4, find the value of 6x + 10
Answer: 34 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:8
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 4, 19, 9, 8
Answer: 10