Keystones — Bedrock
Five GCSE retrieval questions · 18 August 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 53 + 35
Answer: 53 + 35 = 88 -
2. Algebra
Find the next term: 20, 23, 26, 29, ...
Answer: 32 -
3. Geometry
Find the area of a right triangle with base 8cm and height 9cm
Answer: 36cm² -
4. Ratio
Simplify the ratio 40:35
Answer: 8:7 -
5. Statistics
Find the mean of: 3, 20, 19, 12, 20
Answer: 14.8