Keystones — Capstone
Five GCSE retrieval questions · 1 June 2025 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 102. What are the numbers?
Answer: 33, 34, and 35 -
2. Algebra
Solve: x⁄8 = 5
Answer: x = 40 -
3. Geometry
Find the distance between (-7, -4) and (10, 10)
Answer: 22.02 -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
The mean of 5 numbers is 26. If 4 of them are 42, 18, 24, 46, what is the missing number?
Answer: 0