Keystones — Capstone
Five GCSE retrieval questions · 25 October 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 3⁄4 + 1⁄5 + 1⁄2
Answer: 29⁄20 -
2. Algebra
Expand: 4(5x - 10)
Answer: 20x - 40 -
3. Geometry
Adjacent = 23cm, hypotenuse = 33cm. Find the angle
Answer: 45.8° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 5 blue and 3 green sections. Probability of landing on red?
Answer: 3⁄7