Keystones — Cornerstone
Five GCSE retrieval questions · 28 January 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 90 + 34
Answer: 90 + 34 = 124 -
2. Algebra
Factorise: 14x + 4
Answer: 2(7x + 2) -
3. Geometry
Calculate the area of a circle with diameter 22cm
Answer: 380.13cm² -
4. Ratio
Calculate 10% of 59
Answer: 5.9 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2