Keystones — Capstone
Five GCSE retrieval questions · 11 September 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 105. What are the numbers?
Answer: 34, 35, and 36 -
2. Algebra
Find the next term: 1, 2, 4, 7, ...
Answer: 11 -
3. Geometry
Adjacent = 16cm, hypotenuse = 36cm. Find the angle
Answer: 63.6° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
The mean of 6 numbers is 29. If 5 of them are 17, 33, 41, 34, 33, what is the missing number?
Answer: 16