Keystones — Bedrock
Five GCSE retrieval questions · 3 April 2025 · mathsvault.uk/keystones
-
1. Number
Calculate: 88 + 77
Answer: 88 + 77 = 165 -
2. Algebra
Simplify: 5x + 6x
Answer: 11x -
3. Geometry
Opposite = 11cm, hypotenuse = 22cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 12:18
Answer: 2:3 -
5. Statistics
Find the mean of: 20, 13, 6
Answer: 13