Keystones — Capstone
Five GCSE retrieval questions · 23 March 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 150. What are the numbers?
Answer: 49, 50, and 51 -
2. Algebra
Find the next term: 1, 3, 7, 13, ...
Answer: 21 -
3. Geometry
Adjacent = 17cm, hypotenuse = 33cm. Find the angle
Answer: 59° -
4. Ratio
Simplify the ratio 8m:800cm
Answer: 1:100 -
5. Statistics
The mean of 4 numbers is 26. If 3 of them are 39, 42, 22, what is the missing number?
Answer: 1