Keystones — Lintel
Five GCSE retrieval questions · 14 August 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 681 + 409
Answer: 681 + 409 = 1090 -
2. Algebra
Solve: 8x = 32
Answer: x = 4 -
3. Geometry
Opposite = 8cm, adjacent = 19cm. Calculate the angle
Answer: 22.8° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
Calculate the mean of: 12, 7, 47, 25, 27, 42, 11, 8
Answer: 22.4