Keystones — Cornerstone
Five GCSE retrieval questions · 5 October 2025 · mathsvault.uk/keystones
-
1. Number
Find the total of 297, 156, and 148
Answer: 601 -
2. Algebra
Simplify: 4x + 9x
Answer: 13x -
3. Geometry
Find the area of a circle with radius 8cm
Answer: 201.06cm² -
4. Ratio
Simplify: 20:16:12
Answer: 5:4:3 -
5. Statistics
Find the mean of: 10, 4, 18, 7
Answer: 9.75