Keystones — Lintel
Five GCSE retrieval questions · 3 June 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 114. What are the numbers?
Answer: 37, 38, and 39 -
2. Algebra
Factorise fully: 10x² + 25x
Answer: 5x(2x + 5) -
3. Geometry
Opposite = 18cm, adjacent = 18cm. Calculate the angle
Answer: 45° -
4. Ratio
Find 33% of 374
Answer: 123.42 -
5. Statistics
Find the range of: -2, -10, 23, -1, 16
Answer: 33