Keystones — Bedrock
Five GCSE retrieval questions · 29 April 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 48 + 29
Answer: 48 + 29 = 77 -
2. Algebra
Expand: 5(x + 5)
Answer: 5x + 25 -
3. Geometry
Opposite = 13cm, hypotenuse = 18.4cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 35:25
Answer: 7:5 -
5. Statistics
Find the mean of: 2, 12, 15, 14
Answer: 10.75