Keystones — Lintel
Five GCSE retrieval questions · 21 August 2024 · mathsvault.uk/keystones
-
1. Number
Calculate: 526 + 580
Answer: 526 + 580 = 1106 -
2. Algebra
Factorise: 5x² + 5x
Answer: 5x(x + 1) -
3. Geometry
Calculate the area of a circle with diameter 13cm
Answer: 132.73cm² -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
Find the range of: 18, 38, -5, -12, 38
Answer: 50