Keystones — Cornerstone
Five GCSE retrieval questions · 29 September 2021 · mathsvault.uk/keystones
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1. Number
Find the total of 203, 252, and 130
Answer: 585 -
2. Algebra
What is the next term? 5, 10, 20, 40, ...
Answer: 80 -
3. Geometry
Calculate the area of a circle with diameter 24cm
Answer: 452.39cm² -
4. Ratio
Simplify: 15:18:18
Answer: 5:6:6 -
5. Statistics
Calculate the range of: 83, 112, 67, 40, 96, 73
Answer: 72