Keystones — Capstone
Five GCSE retrieval questions · 3 November 2022 · 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
Find the next term: 1, 2, 4, 7, ...
Answer: 11 -
3. Geometry
Adjacent = 22cm, hypotenuse = 40cm. Find the angle
Answer: 56.6° -
4. Ratio
Calculate 23.4% of 395
Answer: 92.43 -
5. Statistics
The mean of 6 numbers is 27. If 5 of them are 16, 22, 22, 26, 19, what is the missing number?
Answer: 57