Keystones — Bedrock
Five GCSE retrieval questions · 21 October 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 3⁄8 + 1⁄8
Answer: 1⁄2 -
2. Algebra
Find the next term: 13, 16, 19, 22, ...
Answer: 25 -
3. Geometry
Find the area of a right triangle with base 10cm and height 8cm
Answer: 40cm² -
4. Ratio
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics
What is the probability of rolling a 5 on a fair die?
Answer: 1⁄6