Keystones — Capstone
Five GCSE retrieval questions · 13 November 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⁄6 = 2
Answer: x = 12 -
3. Geometry
Adjacent = 25cm, hypotenuse = 35cm. Find the angle
Answer: 44.4° -
4. Ratio
Calculate 40.6% of 740
Answer: 300.44 -
5. Statistics
The mean of 5 numbers is 28. If 4 of them are 36, 36, 39, 44, what is the missing number?
Answer: -15