Keystones — Lintel
Five GCSE retrieval questions · 16 May 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 141. What are the numbers?
Answer: 46, 47, and 48 -
2. Algebra
Find the next term: 1, 4, 10, 19, ...
Answer: 31 -
3. Geometry
Opposite = 13cm, adjacent = 16cm. Calculate the angle
Answer: 39.1° -
4. Ratio
Simplify: 12:20:16
Answer: 3:5:4 -
5. Statistics
Calculate the mean of: 46, 35, 5, 33, 41, 40, 41, 23
Answer: 33