Keystones — Bedrock
Five GCSE retrieval questions · 23 December 2010 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 11 + 41
Answer: 11 + 41 = 52 -
2. Algebra Substitution
If x = 4, find the value of 6x + 6
Answer: 30 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:8
Answer: 3:1 -
5. Statistics Mean
Find the mean of: 4, 10, 24, 6
Answer: 11