Keystones — Bedrock
Five GCSE retrieval questions · 7 September 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 60 + 41
Answer: 60 + 41 = 101 -
2. Algebra Substitution
If x = 5, find the value of 8x + 11
Answer: 51 -
3. Geometry Converting lengths
Convert 9cm to mm
Answer: 90mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 4, 25, 7
Answer: 12