Keystones — Capstone
Five GCSE retrieval questions · 5 May 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 135. What are the numbers?
Answer: 44, 45, and 46 -
2. Algebra
Solve: x⁄2 = 19.5
Answer: x = 39 -
3. Geometry
Adjacent = 14cm, hypotenuse = 29cm. Find the angle
Answer: 61.1° -
4. Ratio
Calculate 24.4% of 857
Answer: 209.11 -
5. Statistics
A spinner has 2 red, 5 blue and 2 green sections. Probability of landing on red?
Answer: 2⁄9