Keystones — Capstone
Five GCSE retrieval questions · 21 February 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 99. What are the numbers?
Answer: 32, 33, and 34 -
2. Algebra
Solve: x⁄8 = 3.625
Answer: x = 29 -
3. Geometry
Find the distance between (-5, 0) and (8, 11)
Answer: 17.03 -
4. Ratio
Calculate 38.5% of 655
Answer: 252.18 -
5. Statistics
A spinner has 5 red, 6 blue and 3 green sections. Probability of landing on red?
Answer: 5⁄14