Keystones — Cornerstone
Five GCSE retrieval questions · 13 March 2024 · mathsvault.uk/keystones
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1. Number
What is the missing number: 68 + ? = 165
Answer: 97 -
2. Algebra
Factorise: 30x + 36
Answer: 6(5x + 6) -
3. Geometry
Calculate the area of a circle with diameter 13cm
Answer: 132.73cm² -
4. Ratio
Calculate 50% of 118
Answer: 59 -
5. Statistics
Find the mean of: 3, 2, 19
Answer: 8