Keystones — Capstone
Five GCSE retrieval questions · 10 August 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 114. What are the numbers?
Answer: 37, 38, and 39 -
2. Algebra
Simplify: 12x - 4x + 10y - 6y
Answer: 8x + 4y -
3. Geometry
Adjacent = 18cm, hypotenuse = 26cm. Find the angle
Answer: 46.2° -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 4 blue and 3 green sections. Probability of landing on red?
Answer: 5⁄12