Keystones — Capstone
Five GCSE retrieval questions · 21 November 2022 · 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⁄2 = 11
Answer: x = 22 -
3. Geometry
Adjacent = 14cm, hypotenuse = 20cm. Find the angle
Answer: 45.6° -
4. Ratio
Calculate 31.7% of 764
Answer: 242.19 -
5. Statistics
A spinner has 4 red, 4 blue and 6 green sections. Probability of landing on red?
Answer: 2⁄7