Keystones — Capstone
Five GCSE retrieval questions · 24 February 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄5 + 1⁄2 + 2⁄3
Answer: 41⁄30 -
2. Algebra
Solve: x⁄2 = 18
Answer: x = 36 -
3. Geometry
Adjacent = 18cm, hypotenuse = 29cm. Find the angle
Answer: 51.6° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 4 blue and 2 green sections. Probability of landing on red?
Answer: 2⁄5