Keystones — Capstone
Five GCSE retrieval questions · 24 April 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 129. What are the numbers?
Answer: 42, 43, and 44 -
2. Algebra
Solve: x⁄5 = 1.2
Answer: x = 6 -
3. Geometry
Adjacent = 23cm, hypotenuse = 41cm. Find the angle
Answer: 55.9° -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
A spinner has 3 red, 6 blue and 4 green sections. Probability of landing on red?
Answer: 3⁄13