Keystones — Lintel
Five GCSE retrieval questions · 9 July 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄2 + 3⁄6 + 1⁄2
Answer: 3⁄2 -
2. Algebra
Solve: 7x = 63
Answer: x = 9 -
3. Geometry
Opposite = 19cm, adjacent = 16cm. Calculate the angle
Answer: 49.9° -
4. Ratio
Find 46% of 101
Answer: 46.46 -
5. Statistics
A spinner has 4 red, 6 blue and 6 green sections. Probability of landing on red?
Answer: 1⁄4