Keystones — Capstone
Five GCSE retrieval questions · 11 September 2024 · 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⁄4 = 10
Answer: x = 40 -
3. Geometry
Adjacent = 28cm, hypotenuse = 39cm. Find the angle
Answer: 44.1° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
The mean of 5 numbers is 40. If 4 of them are 48, 26, 19, 39, what is the missing number?
Answer: 68