Keystones — Bedrock
Five GCSE retrieval questions · 28 December 2025 · mathsvault.uk/keystones
-
1. Number
Calculate: 3⁄6 + 1⁄6
Answer: 2⁄3 -
2. Algebra
Simplify: 2x + 3x
Answer: 5x -
3. Geometry
Opposite = 15cm, hypotenuse = 17.3cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 14:8
Answer: 7:4 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2