Keystones — Capstone
Five GCSE retrieval questions · 19 June 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 993 + 682
Answer: 1675 -
2. Algebra
Factorise fully: 18x² + 9x
Answer: 3x(6x + 3) -
3. Geometry
Adjacent = 17cm, hypotenuse = 34cm. Find the angle
Answer: 60° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 3 blue and 6 green sections. Probability of landing on red?
Answer: 5⁄14