Keystones — Bedrock
Five GCSE retrieval questions · 3 April 2026 · mathsvault.uk/keystones
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1. Number Multiplying and dividing by powers of ten
Calculate: 14 × 100
Answer: 1400 -
2. Algebra Generating sequence terms
Find the first 4 terms of: 6n + 6
Answer: 12, 18, 24, 30 -
3. Geometry Converting volume units
Convert 5 litres to ml
Answer: 5000ml -
4. Ratio Finding a share from another
A and B share in ratio 1:2. If A gets 36, how much does B get?
Answer: 72 -
5. Statistics Averages and range
Find the mean, median and range of: 18, 23, 18, 37, 30
Answer: Mean = 25.2, Median = 23, Range = 19