Keystones — Bedrock
Five GCSE retrieval questions · 11 March 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 5⁄8 + 1⁄8
Answer: 3⁄4 -
2. Algebra
Simplify: 5x + 7x
Answer: 12x -
3. Geometry
Opposite = 14cm, hypotenuse = 28cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 9:6
Answer: 3:2 -
5. Statistics
Find the mean of: 17, 17, 4, 16
Answer: 13.5