Keystones — Bedrock
Five GCSE retrieval questions · 30 July 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 7.7 + 4.4
Answer: 7.7 + 4.4 = 12.1 -
2. Algebra
Find the next term: 29, 38, 47, 56, ...
Answer: 65 -
3. Geometry
Find the area of a right triangle with base 10cm and height 9cm
Answer: 45cm² -
4. Ratio
Simplify the ratio 12:24
Answer: 1:2 -
5. Statistics
Find the mean of: 9, 5, 8, 5
Answer: 6.75