Keystones — Capstone
Five GCSE retrieval questions · 23 March 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 = 16cm, hypotenuse = 32cm. Find the angle
Answer: 60° -
4. Ratio
Calculate 36.4% of 491
Answer: 178.72 -
5. Statistics
The mean of 6 numbers is 34. If 5 of them are 44, 44, 23, 40, 17, what is the missing number?
Answer: 36