Keystones — Lintel
Five GCSE retrieval questions · 23 July 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄2 + 1⁄4 + 1⁄2
Answer: 5⁄4 -
2. Algebra
Solve: 3x = 9
Answer: x = 3 -
3. Geometry
Opposite = 13cm, adjacent = 10cm. Calculate the angle
Answer: 52.4° -
4. Ratio
Calculate 47.3% of 863
Answer: 408.2 -
5. Statistics
Calculate the mean of: 36, 26, 36, 29, 5, 27
Answer: 26.5