Keystones — Capstone
Five GCSE retrieval questions · 10 June 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄2 + 1⁄2 + 1⁄5
Answer: 6⁄5 -
2. Algebra
Find the next term: 1, 3, 7, 13, ...
Answer: 21 -
3. Geometry
A right triangle has hypotenuse 17cm and one side 8cm. Find its area
Answer: 60cm² -
4. Ratio
Calculate 29.8% of 332
Answer: 98.94 -
5. Statistics
A spinner has 3 red, 6 blue and 6 green sections. Probability of landing on red?
Answer: 1⁄5