Keystones — Lintel
Five GCSE retrieval questions · 22 May 2024 · mathsvault.uk/keystones
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1. Number
Find the total of 261, 215, and 94
Answer: 570 -
2. Algebra
Factorise fully: 9x² + 6x
Answer: 3x(3x + 2) -
3. Geometry
Calculate the hypotenuse when a = 9cm and b = 4cm
Answer: 9.85cm -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
Find the range of: -11, 24, -27, -8, 38
Answer: 65