Keystones — Cornerstone
Five GCSE retrieval questions · 14 October 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 82 + 31
Answer: 82 + 31 = 113 -
2. Algebra
Factorise: 9x + 15
Answer: 3(3x + 5) -
3. Geometry
Opposite = 17cm, adjacent = 17cm. Calculate the angle
Answer: 45° -
4. Ratio
Simplify the ratio 4:8
Answer: 1:2 -
5. Statistics
Calculate the range of: 54, 82, 67, 34, 32, 47
Answer: 50