Keystones — Capstone
Five GCSE retrieval questions · 24 December 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 = 30cm, hypotenuse = 39cm. Find the angle
Answer: 39.7° -
4. Ratio
Calculate 13.2% of 507
Answer: 66.92 -
5. Statistics
A spinner has 4 red, 6 blue and 5 green sections. Probability of landing on red?
Answer: 4⁄15