Keystones — Lintel
Five GCSE retrieval questions · 27 September 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 2.83 + 49.68 + 0.391
Answer: 2.83 + 49.68 + 0.391 = 52.901 -
2. Algebra
Solve: 7x - 8 = 3x + 0
Answer: x = 2 -
3. Geometry
Find c if a = 15cm and b = 17cm in a right triangle
Answer: 22.7cm -
4. Ratio
Simplify the ratio 8m:800cm
Answer: 1:100 -
5. Statistics
Find the range of: -23, 10, 31, 32, 18
Answer: 55