Keystones — Bedrock
Five GCSE retrieval questions · 21 April 2022 · mathsvault.uk/keystones
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1. Number
600000
Answer: 6 × 105 -
2. Algebra
Find the next term: 20, 29, 38, 47, ...
Answer: 56 -
3. Geometry
Find the area of a right triangle with base 4cm and height 11cm
Answer: 22cm² -
4. Ratio
In ratio 3:1, the difference between shares is 46. What are the shares?
Answer: 69 and 23 -
5. Statistics
What is the probability of rolling a 5 on a fair die?
Answer: 1⁄6