Keystones — Cornerstone
Five GCSE retrieval questions · 29 September 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 838 + 663
Answer: 838 + 663 = 1501 -
2. Algebra
Solve: x + 6 = 13
Answer: x = 7 -
3. Geometry
Find the area of a circle with radius 3cm
Answer: 28.27cm² -
4. Ratio
Simplify the ratio 16:32
Answer: 1:2 -
5. Statistics
Find the mean of: 10, 9, 14, 3, 15
Answer: 10.2