Keystones — Bedrock
Five GCSE retrieval questions · 1 June 2010 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 34
Answer: 43 + 34 = 77 -
2. Algebra Substitution
If x = 3, find the value of 6x + 6
Answer: 24 -
3. Geometry Converting lengths
Convert 47cm to mm
Answer: 470mm -
4. Ratio Simplifying ratios
Simplify the ratio 4:14
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 3, 3, 15
Answer: 7