Keystones — Capstone
Five GCSE retrieval questions · 10 July 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄3 + 2⁄5 + 5⁄6
Answer: 47⁄30 -
2. Algebra
Solve: x⁄8 = 3.125
Answer: x = 25 -
3. Geometry
Adjacent = 16cm, hypotenuse = 25cm. Find the angle
Answer: 50.2° -
4. Ratio
Calculate 25.6% of 965
Answer: 247.04 -
5. Statistics
A spinner has 4 red, 6 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄3