Keystones — Bedrock
Five GCSE retrieval questions · 7 July 2026 · mathsvault.uk/keystones
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1. Number Multiplying and dividing by powers of ten
Calculate: 53 × 100
Answer: 5300 -
2. Algebra Generating sequence terms
Find the first 4 terms of: 2n + 5
Answer: 7, 9, 11, 13 -
3. Geometry Converting volume units
Convert 3 litres to ml
Answer: 3000ml -
4. Ratio Finding a share from another
A and B share in ratio 1:2. If A gets 41, how much does B get?
Answer: 82 -
5. Statistics Averages and range
Find the mean, median and range of: 31, 25, 34, 26, 19
Answer: Mean = 27, Median = 26, Range = 15