Keystones — Lintel
Five GCSE retrieval questions · 17 February 2024 · mathsvault.uk/keystones
-
1. Number
Calculate: 999 + 662
Answer: 1661 -
2. Algebra
Factorise: 4x² + 8x
Answer: 4x(x + 2) -
3. Geometry
Calculate the hypotenuse when a = 4cm and b = 5cm
Answer: 6.4cm -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
Find the range of: -7, 15, 20, 9, -15
Answer: 35