Keystones — Lintel
Five GCSE retrieval questions · 4 July 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 192 + 762
Answer: 192 + 762 = 954 -
2. Algebra
Solve: x⁄8 = 4.875
Answer: x = 39 -
3. Geometry
Adjacent = 20cm, hypotenuse = 38cm. Find the angle
Answer: 58.2° -
4. Ratio
Calculate 15.8% of 270
Answer: 42.66 -
5. Statistics
A spinner has 5 red, 3 blue and 3 green sections. Probability of landing on red?
Answer: 5⁄11