Keystones — Lintel
Five GCSE retrieval questions · 23 May 2025 · mathsvault.uk/keystones
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1. Number
Find the total of 133, 288, and 131
Answer: 552 -
2. Algebra
Solve: 7x = 105
Answer: x = 15 -
3. Geometry
Adjacent = 15cm, hypotenuse = 34cm. Find the angle
Answer: 63.8° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
Calculate the mean of: 42, 28, 18, 14, 46, 47, 36
Answer: 33