Keystones — Capstone
Five GCSE retrieval questions · 1 November 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 117. What are the numbers?
Answer: 38, 39, and 40 -
2. Algebra
Solve: x⁄6 = 3
Answer: x = 18 -
3. Geometry
Adjacent = 21cm, hypotenuse = 34cm. Find the angle
Answer: 51.9° -
4. Ratio
Calculate 36.8% of 509
Answer: 187.31 -
5. Statistics
A spinner has 6 red, 4 blue and 5 green sections. Probability of landing on red?
Answer: 2⁄5