Keystones — Capstone
Five GCSE retrieval questions · 25 August 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 132. What are the numbers?
Answer: 43, 44, and 45 -
2. Algebra
Solve: x⁄2 = 13.5
Answer: x = 27 -
3. Geometry
Adjacent = 18cm, hypotenuse = 38cm. Find the angle
Answer: 61.7° -
4. Ratio
Calculate 40.9% of 961
Answer: 393.05 -
5. Statistics
A spinner has 4 red, 4 blue and 5 green sections. Probability of landing on red?
Answer: 4⁄13