Keystones — Capstone
Five GCSE retrieval questions · 19 July 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 123. What are the numbers?
Answer: 40, 41, and 42 -
2. Algebra
Find the next term: 1, 3, 7, 13, ...
Answer: 21 -
3. Geometry
Adjacent = 21cm, hypotenuse = 31cm. Find the angle
Answer: 47.4° -
4. Ratio
Calculate 22.7% of 900
Answer: 204.3 -
5. Statistics
A spinner has 3 red, 6 blue and 2 green sections. Probability of landing on red?
Answer: 3⁄11