Keystones — Bedrock
Five GCSE retrieval questions · 16 April 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 14
Answer: 29 + 14 = 43 -
2. Algebra Substitution
If x = 5, find the value of 7x + 3
Answer: 38 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:25
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 2, 8, 7, 5, 3
Answer: 5