Keystones — Lintel
Five GCSE retrieval questions · 27 June 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 102. What are the numbers?
Answer: 33, 34, and 35 -
2. Algebra
Factorise fully: 14x² + 6x
Answer: 2x(7x + 3) -
3. Geometry
Adjacent = 22cm, hypotenuse = 37cm. Find the angle
Answer: 53.5° -
4. Ratio
Calculate 32.9% of 446
Answer: 146.73 -
5. Statistics
Find the range of: -6, -23, 39, 2, -15
Answer: 62