Keystones — Capstone
Five GCSE retrieval questions · 21 January 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 997 + 734
Answer: 1731 -
2. Algebra
Factorise fully: 12x² + 10x
Answer: 2x(6x + 5) -
3. Geometry
Adjacent = 26cm, hypotenuse = 41cm. Find the angle
Answer: 50.6° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
The mean of 4 numbers is 25. If 3 of them are 21, 34, 29, what is the missing number?
Answer: 16