Keystones — Cornerstone
Five GCSE retrieval questions · 24 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 731 + 608
Answer: 731 + 608 = 1339 -
2. Algebra
Expand: 6(x + 3)
Answer: 6x + 18 -
3. Geometry
Calculate the area of a circle with diameter 8cm
Answer: 50.27cm² -
4. Ratio
Find 66% of 230
Answer: 151.8 -
5. Statistics
Find the mean of: 13, 18, 6, 10
Answer: 11.75