Keystones — Lintel
Five GCSE retrieval questions · 26 June 2023 · mathsvault.uk/keystones
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1. Number
Find the missing number: 9.92 + □ = 12.35
Answer: □ = 2.43 -
2. Algebra
Solve: 8x = 40
Answer: x = 5 -
3. Geometry
Opposite = 12cm, adjacent = 9cm. Calculate the angle
Answer: 53.1° -
4. Ratio
Calculate 25.4% of 894
Answer: 227.08 -
5. Statistics
Calculate the mean of: 17, 38, 24, 13, 8, 7, 38, 7
Answer: 19