Keystones — Capstone
Five GCSE retrieval questions · 28 January 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 144. What are the numbers?
Answer: 47, 48, and 49 -
2. Algebra
Find the next term: 1, 2, 4, 7, ...
Answer: 11 -
3. Geometry
Adjacent = 13cm, hypotenuse = 28cm. Find the angle
Answer: 62.3° -
4. Ratio
Calculate 40.8% of 643
Answer: 262.34 -
5. Statistics
The mean of 4 numbers is 33. If 3 of them are 36, 24, 39, what is the missing number?
Answer: 33