Keystones — Capstone
Five GCSE retrieval questions · 31 August 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 90. What are the numbers?
Answer: 29, 30, and 31 -
2. Algebra
Simplify: 6x - 5x + 4y - y
Answer: x + 3y -
3. Geometry
Adjacent = 26cm, hypotenuse = 35cm. Find the angle
Answer: 42° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 5 blue and 4 green sections. Probability of landing on red?
Answer: 4⁄13