Keystones — Capstone
Five GCSE retrieval questions · 29 October 2021 · 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⁄4 = 5.25
Answer: x = 21 -
3. Geometry
Find the distance between (-2, -5) and (9, 12)
Answer: 20.25 -
4. Ratio
Calculate 32.6% of 329
Answer: 107.25 -
5. Statistics
A spinner has 3 red, 6 blue and 3 green sections. Probability of landing on red?
Answer: 1⁄4