Keystones — Capstone
Five GCSE retrieval questions · 29 January 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 3⁄5 + 4⁄6 + 2⁄5
Answer: 5⁄3 -
2. Algebra
Factorise fully: 9x² + 12x
Answer: 3x(3x + 4) -
3. Geometry
Adjacent = 17cm, hypotenuse = 27cm. Find the angle
Answer: 51° -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
A spinner has 3 red, 3 blue and 6 green sections. Probability of landing on red?
Answer: 1⁄4