Keystones — Capstone
Five GCSE retrieval questions · 1 July 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 99. What are the numbers?
Answer: 32, 33, and 34 -
2. Algebra
Find the next term: 1, 3, 7, 13, ...
Answer: 21 -
3. Geometry
Adjacent = 15cm, hypotenuse = 28cm. Find the angle
Answer: 57.6° -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 4 blue and 6 green sections. Probability of landing on red?
Answer: 3⁄8