Keystones — Lintel
Five GCSE retrieval questions · 24 May 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 123. What are the numbers?
Answer: 40, 41, and 42 -
2. Algebra
Solve: 10x - 3 = 7x + 18
Answer: x = 7 -
3. Geometry
Adjacent = 24cm, hypotenuse = 41cm. Find the angle
Answer: 54.2° -
4. Ratio
Simplify: 4:10:8
Answer: 2:5:4 -
5. Statistics
Find the range of: 36, -18, 36, 21, 24
Answer: 54