Keystones — Capstone
Five GCSE retrieval questions · 12 July 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄4 + 1⁄5 + 1⁄3
Answer: 47⁄60 -
2. Algebra
Factorise fully: 35x² + 10x
Answer: 5x(7x + 2) -
3. Geometry
Adjacent = 17cm, hypotenuse = 27cm. Find the angle
Answer: 51° -
4. Ratio
Calculate 47.1% of 290
Answer: 136.59 -
5. Statistics
A spinner has 4 red, 3 blue and 2 green sections. Probability of landing on red?
Answer: 4⁄9