Keystones — Cornerstone
Five GCSE retrieval questions · 30 May 2025 · mathsvault.uk/keystones
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1. Number
Find the total of 174, 182, and 118
Answer: 474 -
2. Algebra
Solve: x + 15 = 26
Answer: x = 11 -
3. Geometry
Find the area of a right triangle with base 7cm and height 11cm
Answer: 38.5cm² -
4. Ratio
Find 60% of 234
Answer: 140.4 -
5. Statistics
Find the range of: 9, 33, 31, 14, 13
Answer: 24