Keystones — Capstone
Five GCSE retrieval questions · 10 July 2022 · 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⁄3 = 6
Answer: x = 18 -
3. Geometry
Adjacent = 14cm, hypotenuse = 31cm. Find the angle
Answer: 63.2° -
4. Ratio
Calculate 39.6% of 406
Answer: 160.78 -
5. Statistics
A spinner has 3 red, 3 blue and 5 green sections. Probability of landing on red?
Answer: 3⁄11