Keystones — Bedrock
Five GCSE retrieval questions · 2 September 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 43
Answer: 41 + 43 = 84 -
2. Algebra Substitution
If x = 8, find the value of 6x + 8
Answer: 56 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:6
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 10, 9, 9, 10, 2
Answer: 8