Keystones — Lintel
Five GCSE retrieval questions · 20 August 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 120. What are the numbers?
Answer: 39, 40, and 41 -
2. Algebra
Solve: 4x = 32
Answer: x = 8 -
3. Geometry
Opposite = 18cm, adjacent = 13cm. Calculate the angle
Answer: 54.2° -
4. Ratio
Simplify: 18:18:6
Answer: 3:3:1 -
5. Statistics
Find the range of: -16, 14, 16, 44, -16
Answer: 60