Keystones — Capstone
Five GCSE retrieval questions · 14 October 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 117. What are the numbers?
Answer: 38, 39, and 40 -
2. Algebra
Solve: x⁄2 = 11
Answer: x = 22 -
3. Geometry
Adjacent = 23cm, hypotenuse = 41cm. Find the angle
Answer: 55.9° -
4. Ratio
Calculate 19.7% of 985
Answer: 194.05 -
5. Statistics
The mean of 6 numbers is 26. If 5 of them are 22, 16, 26, 19, 27, what is the missing number?
Answer: 46