Keystones — Capstone
Five GCSE retrieval questions · 5 July 2026 · mathsvault.uk/keystones
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1. Number
The temperature is -6°C. It rises by 20°C. What is the new temperature?
Answer: 14°C -
2. Algebra
Solve: x⁄8 = 3.5
Answer: x = 28 -
3. Geometry
Adjacent = 30cm, hypotenuse = 48cm. Find the angle
Answer: 51.3° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 4 blue and 2 green sections. Probability of landing on red?
Answer: 2⁄5