Keystones — Capstone
Five GCSE retrieval questions · 17 March 2025 · mathsvault.uk/keystones
-
1. Number
The sum of three consecutive numbers is 111. What are the numbers?
Answer: 36, 37, and 38 -
2. Algebra
Find the next term: 1, 2, 4, 7, ...
Answer: 11 -
3. Geometry
Find c if a = 9cm and b = 12cm in a right triangle
Answer: 15cm -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
The mean of 4 numbers is 37. If 3 of them are 40, 33, 37, what is the missing number?
Answer: 38