Keystones — Lintel
Five GCSE retrieval questions · 23 March 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 991 + 767
Answer: 1758 -
2. Algebra
Solve: 2x = 18
Answer: x = 9 -
3. Geometry
Find the distance between (-2, -1) and (10, 3)
Answer: 12.65 -
4. Ratio
Simplify: 4:10:10
Answer: 2:5:5 -
5. Statistics
Find the range of: 12, 4, -29, 14, 22
Answer: 51