Keystones — Lintel
Five GCSE retrieval questions · 20 November 2021 · mathsvault.uk/keystones
-
1. Number
Calculate: 941 + 242
Answer: 941 + 242 = 1183 -
2. Algebra
Solve: 2x = 28
Answer: x = 14 -
3. Geometry
Adjacent = 12cm, hypotenuse = 25cm. Find the angle
Answer: 61.3° -
4. Ratio
Calculate 29.6% of 361
Answer: 106.86 -
5. Statistics
Calculate the mean of: 24, 13, 20, 41, 11, 20, 29
Answer: 22.6