Keystones — Lintel
Five GCSE retrieval questions · 3 August 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 99. What are the numbers?
Answer: 32, 33, and 34 -
2. Algebra
What is the next term? 6, 18, 54, 162, ...
Answer: 486 -
3. Geometry
Opposite = 19cm, adjacent = 15cm. Calculate the angle
Answer: 51.7° -
4. Ratio
Calculate 29.5% of 976
Answer: 287.92 -
5. Statistics
Find the range of: 24, 24, -2, 29, -19
Answer: 48