Keystones — Bedrock
Five GCSE retrieval questions · 9 July 2026 · mathsvault.uk/keystones
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1. Number Multiplying and dividing by powers of ten
Calculate: 95 × 10
Answer: 950 -
2. Algebra Generating sequence terms
Find the first 4 terms of: 4n + 3
Answer: 7, 11, 15, 19 -
3. Geometry Converting volume units
Convert 2 litres to ml
Answer: 2000ml -
4. Ratio Finding a share from another
A and B share in ratio 3:4. If A gets 75, how much does B get?
Answer: 100 -
5. Statistics Averages and range
Find the mean, median and range of: 26, 19, 15, 29, 39
Answer: Mean = 25.6, Median = 26, Range = 24