Keystones — Capstone
Five GCSE retrieval questions · 1 June 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 129. What are the numbers?
Answer: 42, 43, and 44 -
2. Algebra
Solve: x⁄3 = 3.3333333333333
Answer: x = 10 -
3. Geometry
Adjacent = 16cm, hypotenuse = 36cm. Find the angle
Answer: 63.6° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
The mean of 6 numbers is 25. If 5 of them are 23, 25, 22, 36, 42, what is the missing number?
Answer: 2