Keystones — Lintel
Five GCSE retrieval questions · 11 November 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄5 + 5⁄6 + 1⁄2
Answer: 23⁄15 -
2. Algebra
Factorise fully: 6x² + 8x
Answer: 2x(3x + 4) -
3. Geometry
Find perimeter: adjacent = 14cm, angle = 53°
Answer: 55.9cm -
4. Ratio
Calculate 45.5% of 276
Answer: 125.58 -
5. Statistics
Find the range of: 30, 15, -14, -6, -20
Answer: 50