Keystones — Lintel
Five GCSE retrieval questions · 31 January 2024 · mathsvault.uk/keystones
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1. Number
Three lengths are 1.35m, 3.42m and 1.15m. What is their total length?
Answer: 5.92m -
2. Algebra
Find the next term: 1, 3, 7, 13, ...
Answer: 21 -
3. Geometry
Calculate the area of a right triangle with perpendicular sides 12cm and 15cm
Answer: 90cm² -
4. Ratio
Simplify the ratio 8m:800cm
Answer: 1:100 -
5. Statistics
Calculate the mean of: 48, 37, 7, 27, 33, 48, 25
Answer: 32.1