Keystones — Capstone
Five GCSE retrieval questions · 20 May 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄4 + 2⁄3 + 3⁄4
Answer: 5⁄3 -
2. Algebra
Solve: x⁄6 = 2.1666666666667
Answer: x = 13 -
3. Geometry
Adjacent = 25cm, hypotenuse = 33cm. Find the angle
Answer: 40.7° -
4. Ratio
Calculate 28.1% of 840
Answer: 236.04 -
5. Statistics
A spinner has 5 red, 4 blue and 4 green sections. Probability of landing on red?
Answer: 5⁄13