Keystones — Bedrock
Five GCSE retrieval questions · 8 March 2023 · mathsvault.uk/keystones
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1. Number
Simplify: 32 × 33
Answer: 35 -
2. Algebra
Factorise: 21x + 12
Answer: 3(7x + 4) -
3. Geometry
Find the area of a circle with radius 6cm
Answer: 113.cm² -
4. Ratio
Simplify the ratio 25:15
Answer: 5:3 -
5. Statistics
What is the probability of rolling a 2 on a fair die?
Answer: 1⁄6