Keystones — Capstone
Five GCSE retrieval questions · 25 March 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄2 + 1⁄2 + 3⁄4
Answer: 7⁄4 -
2. Algebra
Solve: x⁄8 = 1
Answer: x = 8 -
3. Geometry
Adjacent = 30cm, hypotenuse = 43cm. Find the angle
Answer: 45.8° -
4. Ratio
Calculate 37.3% of 644
Answer: 240.21 -
5. Statistics
A spinner has 3 red, 4 blue and 6 green sections. Probability of landing on red?
Answer: 3⁄13