Keystones — Cornerstone
Five GCSE retrieval questions · 30 December 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 83 + 79
Answer: 83 + 79 = 162 -
2. Algebra
Solve: 6x = 30
Answer: x = 5 -
3. Geometry
Calculate the area of a circle with diameter 15cm
Answer: 176.71cm² -
4. Ratio
Find 60% of 182
Answer: 109.2 -
5. Statistics
Calculate the range of: 35, 45, 63, 70, 62, 49
Answer: 35