Keystones — Capstone
Five GCSE retrieval questions · 1 March 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 126. What are the numbers?
Answer: 41, 42, and 43 -
2. Algebra
Solve: x⁄2 = 4
Answer: x = 8 -
3. Geometry
Adjacent = 26cm, hypotenuse = 35cm. Find the angle
Answer: 42° -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
The mean of 5 numbers is 31. If 4 of them are 23, 45, 39, 24, what is the missing number?
Answer: 24