Keystones — Capstone
Five GCSE retrieval questions · 11 September 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 144. What are the numbers?
Answer: 47, 48, and 49 -
2. Algebra
Solve: x⁄3 = 4.3333333333333
Answer: x = 13 -
3. Geometry
Adjacent = 21cm, hypotenuse = 28cm. Find the angle
Answer: 41.4° -
4. Ratio
Calculate 29.3% of 311
Answer: 91.12 -
5. Statistics
A spinner has 3 red, 5 blue and 6 green sections. Probability of landing on red?
Answer: 3⁄14