Keystones — Capstone
Five GCSE retrieval questions · 5 July 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 111. What are the numbers?
Answer: 36, 37, and 38 -
2. Algebra
Solve: x⁄6 = 6.5
Answer: x = 39 -
3. Geometry
Adjacent = 15cm, hypotenuse = 25cm. Find the angle
Answer: 53.1° -
4. Ratio
Calculate 29.7% of 710
Answer: 210.87 -
5. Statistics
A spinner has 5 red, 6 blue and 6 green sections. Probability of landing on red?
Answer: 5⁄17