Keystones — Bedrock
Five GCSE retrieval questions · 2 October 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 14
Answer: 36 + 14 = 50 -
2. Algebra Substitution
If x = 3, find the value of 7x + 6
Answer: 27 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 4, 7, 16
Answer: 9