Keystones — Bedrock
Five GCSE retrieval questions · 30 March 2026 · mathsvault.uk/keystones
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1. Number Multiplying and dividing by powers of ten
Calculate: 29 × 1000
Answer: 29000 -
2. Algebra Generating sequence terms
Find the first 4 terms of: 5n + 2
Answer: 7, 12, 17, 22 -
3. Geometry Converting volume units
Convert 8 litres to ml
Answer: 8000ml -
4. Ratio Finding a share from another
A and B share in ratio 1:2. If A gets 35, how much does B get?
Answer: 70 -
5. Statistics Averages and range
Find the mean, median and range of: 34, 29, 20, 13, 22
Answer: Mean = 23.6, Median = 22, Range = 21