Keystones — Capstone
Five GCSE retrieval questions · 29 June 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 141. What are the numbers?
Answer: 46, 47, and 48 -
2. Algebra
Solve: x⁄7 = 2.1428571428571
Answer: x = 15 -
3. Geometry
Adjacent = 12cm, hypotenuse = 26cm. Find the angle
Answer: 62.5° -
4. Ratio
Calculate 22.8% of 830
Answer: 189.24 -
5. Statistics
A spinner has 6 red, 6 blue and 5 green sections. Probability of landing on red?
Answer: 6⁄17