Keystones — Capstone
Five GCSE retrieval questions · 21 July 2022 · mathsvault.uk/keystones
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1. Number
Simplify: √8 + √18
Answer: 2√2 + 3√2 = 5√2 -
2. Algebra
Solve: x⁄4 = 6
Answer: x = 24 -
3. Geometry
Adjacent = 26cm, hypotenuse = 44cm. Find the angle
Answer: 53.8° -
4. Ratio
Calculate 34.2% of 536
Answer: 183.31 -
5. Statistics
A spinner has 4 red, 5 blue and 3 green sections. Probability of landing on red?
Answer: 1⁄3