Keystones — Capstone
Five GCSE retrieval questions · 1 January 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 995 + 786
Answer: 1781 -
2. Algebra
Complete the square: x² + 4.6x
Answer: (x + 2.3)² - 5.29 -
3. Geometry
Adjacent = 13cm, hypotenuse = 30cm. Find the angle
Answer: 64.3° -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 4 blue and 4 green sections. Probability of landing on red?
Answer: 3⁄7