Keystones — Capstone
Five GCSE retrieval questions · 21 May 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 147. What are the numbers?
Answer: 48, 49, and 50 -
2. Algebra
Find the next term: 1, 4, 10, 19, ...
Answer: 31 -
3. Geometry
Adjacent = 16cm, hypotenuse = 32cm. Find the angle
Answer: 60° -
4. Ratio
Calculate 39.1% of 672
Answer: 262.75 -
5. Statistics
The mean of 5 numbers is 29. If 4 of them are 23, 18, 37, 33, what is the missing number?
Answer: 34