Keystones — Lintel
Five GCSE retrieval questions · 27 March 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 998 + 691
Answer: 1689 -
2. Algebra
Factorise: 6x² + 2x
Answer: 2x(3x + 1) -
3. Geometry
Opposite = 18cm, adjacent = 19cm. Calculate the angle
Answer: 43.5° -
4. Ratio
Calculate 26.5% of 810
Answer: 214.65 -
5. Statistics
Calculate the mean of: 39, 25, 32, 29, 7, 25
Answer: 26.2