Keystones — Bedrock
Five GCSE retrieval questions · 20 June 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 83 + 96
Answer: 83 + 96 = 179 -
2. Algebra Substitution
If x = 5, find the value of 5x + 11
Answer: 36 -
3. Geometry Converting lengths
Convert 38cm to mm
Answer: 380mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 6, 13, 17
Answer: 12