Keystones — Bedrock
Five GCSE retrieval questions · 14 March 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 42 + 25
Answer: 42 + 25 = 67 -
2. Algebra
Simplify: 7x + 4x
Answer: 11x -
3. Geometry
Opposite = 10cm, hypotenuse = 14.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 12:32
Answer: 3:8 -
5. Statistics
Find the mean of: 5, 17, 13, 8
Answer: 10.75