Keystones — Lintel
Five GCSE retrieval questions · 22 July 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 226 + 657
Answer: 226 + 657 = 883 -
2. Algebra
Solve: x⁄7 = 3.1428571428571
Answer: x = 22 -
3. Geometry
Opposite = 19cm, adjacent = 14cm. Calculate the angle
Answer: 53.6° -
4. Ratio
Simplify: 8:12:16
Answer: 2:3:4 -
5. Statistics
Calculate the mean of: 20, 42, 6, 8, 9, 39, 38, 42
Answer: 25.5