Keystones — Cornerstone
Five GCSE retrieval questions · 12 June 2024 · mathsvault.uk/keystones
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1. Number
What is the missing number: 37 + ? = 179
Answer: 142 -
2. Algebra
Factorise: 4x² + 6x
Answer: 2x(2x + 3) -
3. Geometry
Calculate the hypotenuse when a = 9cm and b = 13cm
Answer: 15.81cm -
4. Ratio
Simplify the ratio 6:10
Answer: 3:5 -
5. Statistics
Find the range of: 19, 7, 35, 34, 14
Answer: 28