Keystones — Lintel
Five GCSE retrieval questions · 28 July 2026 · mathsvault.uk/keystones
-
1. Number
Find the total of 282, 236, and 91
Answer: 609 -
2. Algebra
Simplify: 12x - 9x + 5y - y
Answer: 3x + 4y -
3. Geometry
Opposite = 10cm, adjacent = 18cm. Calculate the angle
Answer: 29.1° -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
A bag has 8 red and 6 blue balls. What is the probability of picking a red ball?
Answer: 4⁄7