Keystones — Cornerstone
Five GCSE retrieval questions · 25 August 2024 · mathsvault.uk/keystones
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1. Number
Calculate: -3 + (-2)
Answer: -5 -
2. Algebra
What is the next term? 3, 9, 27, 81, ...
Answer: 243 -
3. Geometry
Calculate the distance between (2, 8) and (5, 12)
Answer: 5 -
4. Ratio
Find 72% of 199
Answer: 143.28 -
5. Statistics
Find the mean of: 2, 19, 17
Answer: 12.666666666667