Keystones — Capstone
Five GCSE retrieval questions · 29 November 2024 · 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 = 9
Answer: x = 18 -
3. Geometry
Adjacent = 12cm, hypotenuse = 29cm. Find the angle
Answer: 65.6° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
The mean of 6 numbers is 29. If 5 of them are 16, 49, 32, 17, 37, what is the missing number?
Answer: 23