Keystones — Capstone
Five GCSE retrieval questions · 29 October 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 111. What are the numbers?
Answer: 36, 37, and 38 -
2. Algebra
Solve: x⁄3 = 9
Answer: x = 27 -
3. Geometry
Find the distance between (0, 2) and (10, 11)
Answer: 13.45 -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
The mean of 5 numbers is 37. If 4 of them are 33, 29, 49, 44, what is the missing number?
Answer: 30