Keystones — Bedrock
Five GCSE retrieval questions · 4 March 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄6 + 3⁄6
Answer: 2⁄3 -
2. Algebra
Simplify: 5x + 8x
Answer: 13x -
3. Geometry
Opposite = 14cm, hypotenuse = 16.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 16:10
Answer: 8:5 -
5. Statistics
Find the mean of: 12, 4, 4
Answer: 6.6666666666667