Keystones — Cornerstone
Five GCSE retrieval questions · 23 September 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 447 + 397
Answer: 447 + 397 = 844 -
2. Algebra
What is the next term? 3, 6, 12, 24, ...
Answer: 48 -
3. Geometry
Find the area of a circle with radius 8cm
Answer: 201.06cm² -
4. Ratio
Simplify: 6:8:12
Answer: 3:4:6 -
5. Statistics
Find the mean of: 11, 20, 4
Answer: 11.666666666667