Keystones — Capstone
Five GCSE retrieval questions · 15 February 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 147. What are the numbers?
Answer: 48, 49, and 50 -
2. Algebra
Find the next term: 1, 2, 4, 7, ...
Answer: 11 -
3. Geometry
Find the distance between (-8, -7) and (5, 6)
Answer: 18.38 -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
The mean of 4 numbers is 27. If 3 of them are 28, 15, 40, what is the missing number?
Answer: 25