Keystones — Capstone
Five GCSE retrieval questions · 18 April 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 93. What are the numbers?
Answer: 30, 31, and 32 -
2. Algebra
Solve: x⁄4 = 9.25
Answer: x = 37 -
3. Geometry
Adjacent = 25cm, hypotenuse = 37cm. Find the angle
Answer: 47.5° -
4. Ratio
Calculate 24.5% of 252
Answer: 61.74 -
5. Statistics
A spinner has 5 red, 5 blue and 3 green sections. Probability of landing on red?
Answer: 5⁄13