Keystones — Lintel
Five GCSE retrieval questions · 12 August 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 132. What are the numbers?
Answer: 43, 44, and 45 -
2. Algebra
Simplify: 7x - 5x + 6y - 2y
Answer: 2x + 4y -
3. Geometry
Adjacent = 16cm, hypotenuse = 24cm. Find the angle
Answer: 48.2° -
4. Ratio
Simplify: 6:9:6
Answer: 2:3:2 -
5. Statistics
Calculate the mean of: 18, 6, 21, 36, 48, 48, 30, 49
Answer: 32