Keystones — Capstone
Five GCSE retrieval questions · 26 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
Solve: x⁄2 = 18.5
Answer: x = 37 -
3. Geometry
Adjacent = 30cm, hypotenuse = 48cm. Find the angle
Answer: 51.3° -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 5 blue and 6 green sections. Probability of landing on red?
Answer: 4⁄15