Keystones — Lintel
Five GCSE retrieval questions · 29 November 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 996 + 853
Answer: 1849 -
2. Algebra
Solve: x⁄6 = 1
Answer: x = 6 -
3. Geometry
Calculate the area of a circle with diameter 22cm
Answer: 380.13cm² -
4. Ratio
Simplify: 18:9:12
Answer: 6:3:4 -
5. Statistics
A bag has 8 red and 5 blue balls. What is the probability of picking a red ball?
Answer: 8⁄13