Keystones — Cornerstone
Five GCSE retrieval questions · 10 April 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄12 + 4⁄12
Answer: 5⁄12 -
2. Algebra
Find the next term: 14, 21, 28, 35, ...
Answer: 42 -
3. Geometry
Find the area of a circle with radius 5cm
Answer: 78.54cm² -
4. Ratio
Calculate 50% of 182
Answer: 91 -
5. Statistics
Calculate the mean of: 15, 33, 22, 13, 10, 45, 49
Answer: 26.7