Keystones — Cornerstone
Five GCSE retrieval questions · 18 July 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 4⁄8 + 2⁄8
Answer: 3⁄4 -
2. Algebra
Expand: 8(x + 5)
Answer: 8x + 40 -
3. Geometry
Calculate the area of a circle with diameter 17cm
Answer: 226.98cm² -
4. Ratio
Simplify the ratio 15:35
Answer: 3:7 -
5. Statistics
Find the range of: 15, 29, 14, 18, 26
Answer: 15