Keystones — Capstone
Five GCSE retrieval questions · 21 January 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 998 + 747
Answer: 1745 -
2. Algebra
Find the next term: 1, 4, 10, 19, ...
Answer: 31 -
3. Geometry
Adjacent = 24cm, hypotenuse = 33cm. Find the angle
Answer: 43.3° -
4. Ratio
Calculate 26.2% of 471
Answer: 123.4 -
5. Statistics
A spinner has 4 red, 3 blue and 2 green sections. Probability of landing on red?
Answer: 4⁄9