Keystones — Capstone
Five GCSE retrieval questions · 18 September 2021 · mathsvault.uk/keystones
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1. Number
If x3 = 64, what is x?
Answer: 4 -
2. Algebra
Expand: 7(5x - 5)
Answer: 35x - 35 -
3. Geometry
Adjacent = 18cm, hypotenuse = 27cm. Find the angle
Answer: 48.2° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 3 blue and 3 green sections. Probability of landing on red?
Answer: 5⁄11