Keystones — Bedrock
Five GCSE retrieval questions · 14 February 2026 · mathsvault.uk/keystones
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1. Number Multiplying and dividing by powers of ten
Calculate: 59 × 10
Answer: 590 -
2. Algebra Generating sequence terms
Find the first 4 terms of: 6n + 10
Answer: 16, 22, 28, 34 -
3. Geometry Converting volume units
Convert 4 litres to ml
Answer: 4000ml -
4. Ratio Finding a share from another
A and B share in ratio 2:3. If A gets 100, how much does B get?
Answer: 150 -
5. Statistics Averages and range
Find the mean, median and range of: 19, 40, 19, 29, 33
Answer: Mean = 28, Median = 29, Range = 21