Keystones — Lintel
Five GCSE retrieval questions · 3 November 2023 · mathsvault.uk/keystones
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1. Number
What is the missing number: 34 + ? = 140
Answer: 106 -
2. Algebra
What is the next term? 3, 9, 27, 81, ...
Answer: 243 -
3. Geometry
Adjacent = 17cm, hypotenuse = 26cm. Find the angle
Answer: 49.2° -
4. Ratio
Simplify: 10:6:8
Answer: 5:3:4 -
5. Statistics
Calculate the mean of: 29, 8, 50, 5, 36, 41
Answer: 28.2