Keystones — Bedrock
Five GCSE retrieval questions · 27 April 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 26 + 24
Answer: 26 + 24 = 50 -
2. Algebra Substitution
If x = 5, find the value of 7x + 9
Answer: 44 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 32:12
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 17, 16, 5, 6
Answer: 11