Keystones — Bedrock
Five GCSE retrieval questions · 16 May 2023 · mathsvault.uk/keystones
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1. Number
Simplify: 34 × 33
Answer: 37 -
2. Algebra
Factorise: 18x + 42
Answer: 6(3x + 7) -
3. Geometry
Find the area of a right triangle with base 4cm and height 4cm
Answer: 8cm² -
4. Ratio
Simplify the ratio 8:14
Answer: 4:7 -
5. Statistics
What is the probability of rolling a 5 on a fair die?
Answer: 1⁄6