Keystones — Lintel
Five GCSE retrieval questions · 26 April 2025 · mathsvault.uk/keystones
-
1. Number
Find the total of 131, 263, and 111
Answer: 505 -
2. Algebra
Solve: 7x = 70
Answer: x = 10 -
3. Geometry
Adjacent = 12cm, hypotenuse = 25cm. Find the angle
Answer: 61.3° -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
Calculate the mean of: 31, 49, 31, 15, 8, 40
Answer: 29