Keystones — Bedrock
Five GCSE retrieval questions · 17 June 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 7.3 + 9.6
Answer: 7.3 + 9.6 = 16.9 -
2. Algebra
Simplify: 5x + 6x
Answer: 11x -
3. Geometry
Opposite = 7cm, hypotenuse = 9.9cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 10:15
Answer: 2:3 -
5. Statistics
Find the range of: 32, 20, 10, 31, 18
Answer: 22