Keystones — Capstone
Five GCSE retrieval questions · 8 November 2021 · 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⁄7 = 1.4285714285714
Answer: x = 10 -
3. Geometry
Find the distance between (-6, -6) and (3, 4)
Answer: 13.45 -
4. Ratio
Calculate 16.6% of 699
Answer: 116.03 -
5. Statistics
A spinner has 5 red, 4 blue and 4 green sections. Probability of landing on red?
Answer: 5⁄13