Keystones — Lintel
Five GCSE retrieval questions · 4 October 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 999 + 690
Answer: 1689 -
2. Algebra
Solve: x⁄5 = 4.2
Answer: x = 21 -
3. Geometry
Find the distance between (-3, -1) and (12, 5)
Answer: 16.16 -
4. Ratio
Simplify: 16:24:24
Answer: 2:3:3 -
5. Statistics
Find the range of: -8, -3, 7, 36, -24
Answer: 60