Keystones — Cornerstone
Five GCSE retrieval questions · 3 July 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 82 + 76
Answer: 82 + 76 = 158 -
2. Algebra
What is the next term? 7, 28, 112, 448, ...
Answer: 1792 -
3. Geometry
Find the area of a circle with radius 9cm
Answer: 254.47cm² -
4. Ratio
Simplify the ratio 16:12
Answer: 4:3 -
5. Statistics
Calculate the range of: 50, 92, 86, 85, 65, 70
Answer: 42