Keystones — Bedrock
Five GCSE retrieval questions · 23 May 2010 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 47
Answer: 41 + 47 = 88 -
2. Algebra Substitution
If x = 4, find the value of 5x + 11
Answer: 31 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:15
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 4, 4, 7
Answer: 5