Keystones — Capstone
Five GCSE retrieval questions · 13 June 2024 · 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
Factorise fully: 4x² + 10x
Answer: 2x(2x + 5) -
3. Geometry
Adjacent = 13cm, hypotenuse = 24cm. Find the angle
Answer: 57.2° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 2 blue and 5 green sections. Probability of landing on red?
Answer: 4⁄11