Keystones — Capstone
Five GCSE retrieval questions · 1 December 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 123. What are the numbers?
Answer: 40, 41, and 42 -
2. Algebra
Expand: 7(5x - 6)
Answer: 35x - 42 -
3. Geometry
Adjacent = 27cm, hypotenuse = 43cm. Find the angle
Answer: 51.1° -
4. Ratio
Simplify the ratio 8m:800cm
Answer: 1:100 -
5. Statistics
A spinner has 3 red, 5 blue and 5 green sections. Probability of landing on red?
Answer: 3⁄13