Keystones — Cornerstone
Five GCSE retrieval questions · 11 May 2025 · mathsvault.uk/keystones
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1. Number
Find the total of 185, 157, and 52
Answer: 394 -
2. Algebra
Solve: 9x = 135
Answer: x = 15 -
3. Geometry
Opposite = 14cm, adjacent = 20cm. Calculate the angle
Answer: 35° -
4. Ratio
Find 53% of 78
Answer: 41.34 -
5. Statistics
Find the range of: 40, 32, 16, 11, 22
Answer: 29