Keystones — Lintel
Five GCSE retrieval questions · 4 January 2023 · 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
What is the next term? 2, 8, 32, 128, ...
Answer: 512 -
3. Geometry
Opposite = 15cm, adjacent = 12cm. Calculate the angle
Answer: 51.3° -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
Find the range of: -21, -3, 21, 1, 8
Answer: 42