Keystones — Lintel
Five GCSE retrieval questions · 13 April 2022 · mathsvault.uk/keystones
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1. Number
What is the missing number: 59 + ? = 106
Answer: 47 -
2. Algebra
Find the next term: 1, 3, 7, 13, ...
Answer: 21 -
3. Geometry
Adjacent = 24cm, hypotenuse = 30cm. Find the angle
Answer: 36.9° -
4. Ratio
Calculate 34.1% of 423
Answer: 144.24 -
5. Statistics
Find the range of: 34, 17, 27, -22, 39
Answer: 61