Keystones — Lintel
Five GCSE retrieval questions · 2 June 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 994 + 579
Answer: 1573 -
2. Algebra
Solve: 5x = 25
Answer: x = 5 -
3. Geometry
A circle has area 314.2cm². Find its radius (dp)
Answer: 10cm -
4. Ratio
Find 53% of 248
Answer: 131.44 -
5. Statistics
Calculate the mean of: 38, 30, 46, 34, 49, 28, 45
Answer: 38.6