Keystones — Lintel
Five GCSE retrieval questions · 19 February 2024 · mathsvault.uk/keystones
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1. Number
Find the total of 289, 177, and 65
Answer: 531 -
2. Algebra
Find the next term: 1, 3, 7, 13, ...
Answer: 21 -
3. Geometry
Adjacent = 21cm, hypotenuse = 40cm. Find the angle
Answer: 58.3° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
Calculate the mean of: 15, 43, 9, 19, 25, 16, 26, 27
Answer: 22.5