Keystones — Capstone
Five GCSE retrieval questions · 23 July 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 990 + 771
Answer: 1761 -
2. Algebra
Find the next term: 1, 2, 4, 7, ...
Answer: 11 -
3. Geometry
Adjacent = 18cm, hypotenuse = 38cm. Find the angle
Answer: 61.7° -
4. Ratio
Calculate 20.6% of 349
Answer: 71.89 -
5. Statistics
A spinner has 6 red, 5 blue and 4 green sections. Probability of landing on red?
Answer: 2⁄5