Keystones — Lintel
Five GCSE retrieval questions · 20 November 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 999 + 754
Answer: 1753 -
2. Algebra
Factorise: 3x² + 2x
Answer: x(3x + 2) -
3. Geometry
Calculate the hypotenuse when a = 5cm and b = 5cm
Answer: 7.07cm -
4. Ratio
Find 46% of 121
Answer: 55.66 -
5. Statistics
Find the range of: 10, -19, 27, -24, 7
Answer: 51