Keystones — Bedrock
Five GCSE retrieval questions · 14 May 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 94 + 32
Answer: 94 + 32 = 126 -
2. Algebra Substitution
If x = 6, find the value of 5x + 10
Answer: 40 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 21:15
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 16, 3, 5, 9, 2
Answer: 7