Keystones — Capstone
Five GCSE retrieval questions · 6 May 2025 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 99. What are the numbers?
Answer: 32, 33, and 34 -
2. Algebra
Solve: x⁄7 = 4.2857142857143
Answer: x = 30 -
3. Geometry
Adjacent = 16cm, hypotenuse = 28cm. Find the angle
Answer: 55.2° -
4. Ratio
Calculate 41.8% of 461
Answer: 192.7 -
5. Statistics
The mean of 4 numbers is 31. If 3 of them are 46, 16, 34, what is the missing number?
Answer: 28