Keystones — Capstone
Five GCSE retrieval questions · 15 March 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
Solve: x⁄2 = 5.5
Answer: x = 11 -
3. Geometry
Adjacent = 18cm, hypotenuse = 28cm. Find the angle
Answer: 50° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 2 blue and 6 green sections. Probability of landing on red?
Answer: 1⁄3