Keystones — Bedrock
Five GCSE retrieval questions · 4 June 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 19 + 14
Answer: 19 + 14 = 33 -
2. Algebra Substitution
If x = 8, find the value of 6x + 5
Answer: 53 -
3. Geometry Converting lengths
Convert 23cm to mm
Answer: 230mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:8
Answer: 5:4 -
5. Statistics Mean
Find the mean of: 13, 4, 24, 19
Answer: 15