Keystones — Cornerstone
Five GCSE retrieval questions · 6 May 2023 · mathsvault.uk/keystones
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1. Number
Find the total of 145, 289, and 139
Answer: 573 -
2. Algebra
What is the next term? 5, 10, 20, 40, ...
Answer: 80 -
3. Geometry
Calculate the area of a circle with diameter 16cm
Answer: 201.06cm² -
4. Ratio
Find 66% of 302
Answer: 199.32 -
5. Statistics
Calculate the mean of: 19, 46, 16, 38, 33, 6
Answer: 26.3