Keystones — Capstone
Five GCSE retrieval questions · 17 February 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 150. What are the numbers?
Answer: 49, 50, and 51 -
2. Algebra
Solve: x⁄2 = 6.5
Answer: x = 13 -
3. Geometry
Adjacent = 16cm, hypotenuse = 22cm. Find the angle
Answer: 43.3° -
4. Ratio
Calculate 34.8% of 823
Answer: 286.4 -
5. Statistics
A spinner has 5 red, 4 blue and 2 green sections. Probability of landing on red?
Answer: 5⁄11