Keystones — Capstone
Five GCSE retrieval questions · 8 December 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 111. What are the numbers?
Answer: 36, 37, and 38 -
2. Algebra
Simplify: 12x - 5x + 4y - y
Answer: 7x + 3y -
3. Geometry
Adjacent = 15cm, hypotenuse = 25cm. Find the angle
Answer: 53.1° -
4. Ratio
Calculate 45.2% of 220
Answer: 99.44 -
5. Statistics
A spinner has 4 red, 3 blue and 4 green sections. Probability of landing on red?
Answer: 4⁄11