Keystones — Capstone
Five GCSE retrieval questions · 17 January 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 108. What are the numbers?
Answer: 35, 36, and 37 -
2. Algebra
Solve: x⁄6 = 5
Answer: x = 30 -
3. Geometry
Adjacent = 15cm, hypotenuse = 24cm. Find the angle
Answer: 51.3° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 4 blue and 5 green sections. Probability of landing on red?
Answer: 5⁄14