Keystones — Lintel
Five GCSE retrieval questions · 29 November 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 4⁄5 + 3⁄6 + 3⁄6
Answer: 9⁄5 -
2. Algebra
Solve: 7x = 105
Answer: x = 15 -
3. Geometry
Find c if a = 17cm and b = 15cm in a right triangle
Answer: 22.7cm -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
Find the range of: -26, 37, -15, 38, -23
Answer: 64