Keystones — Lintel
Five GCSE retrieval questions · 1 January 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 117. What are the numbers?
Answer: 38, 39, and 40 -
2. Algebra
Find the next term: 1, 4, 10, 19, ...
Answer: 31 -
3. Geometry
Opposite = 11cm, adjacent = 8cm. Calculate the angle
Answer: 54° -
4. Ratio
Simplify: 10:8:10
Answer: 5:4:5 -
5. Statistics
Find the range of: 48, 42, 25, 30, -23
Answer: 71