Keystones — Lintel
Five GCSE retrieval questions · 13 December 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 994 + 620
Answer: 1614 -
2. Algebra
Factorise: 7x² + 4x
Answer: x(7x + 4) -
3. Geometry
Calculate the hypotenuse when a = 5cm and b = 4cm
Answer: 6.4cm -
4. Ratio
Find 19% of 150
Answer: 28.5 -
5. Statistics
Calculate the mean of: 6, 14, 13, 8, 23, 6
Answer: 11.7