Keystones — Capstone
Five GCSE retrieval questions · 13 May 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 108. What are the numbers?
Answer: 35, 36, and 37 -
2. Algebra
Solve: x⁄5 = 1.2
Answer: x = 6 -
3. Geometry
Adjacent = 14cm, hypotenuse = 32cm. Find the angle
Answer: 64.1° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
The mean of 4 numbers is 29. If 3 of them are 42, 28, 27, what is the missing number?
Answer: 19