Keystones — Lintel
Five GCSE retrieval questions · 8 February 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 391 + 743
Answer: 391 + 743 = 1134 -
2. Algebra
Solve: 4x = 12
Answer: x = 3 -
3. Geometry
Opposite = 11cm, adjacent = 19cm. Calculate the angle
Answer: 30.1° -
4. Ratio
Simplify: 9:12:18
Answer: 3:4:6 -
5. Statistics
Find the range of: -8, -12, -9, 37, -15
Answer: 52