Keystones — Bedrock
Five GCSE retrieval questions · 8 April 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 36
Answer: 34 + 36 = 70 -
2. Algebra Substitution
If x = 2, find the value of 2x + 12
Answer: 16 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 21:6
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 19, 1, 4
Answer: 8