Keystones — Cornerstone
Five GCSE retrieval questions · 12 March 2022 · mathsvault.uk/keystones
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1. Number
What is the missing number: 52 + ? = 162
Answer: 110 -
2. Algebra
Find the next term: 15, 19, 23, 27, ...
Answer: 31 -
3. Geometry
Find the area of a circle with radius 7cm
Answer: 153.94cm² -
4. Ratio
Calculate 25% of 156
Answer: 39 -
5. Statistics
Calculate the mean of: 8, 17, 11, 41, 41, 34
Answer: 25.3