Keystones — Bedrock
Five GCSE retrieval questions · 30 January 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 38
Answer: 34 + 38 = 72 -
2. Algebra Substitution
If x = 3, find the value of 6x + 11
Answer: 29 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:6
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 22, 6, 10, 3, 19
Answer: 12