Keystones — Bedrock
Five GCSE retrieval questions · 7 July 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 31
Answer: 10 + 31 = 41 -
2. Algebra Substitution
If x = 5, find the value of 6x + 11
Answer: 41 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:32
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 6, 7, 18, 12
Answer: 10.75