Keystones — Capstone
Five GCSE retrieval questions · 9 December 2024 · mathsvault.uk/keystones
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1. Number
Simplify: √8 + √18
Answer: 2√2 + 3√2 = 5√2 -
2. Algebra
Find the next term: 1, 2, 4, 7, ...
Answer: 11 -
3. Geometry
Adjacent = 12cm, hypotenuse = 20cm. Find the angle
Answer: 53.1° -
4. Ratio
Calculate 19.6% of 545
Answer: 106.82 -
5. Statistics
A spinner has 5 red, 4 blue and 3 green sections. Probability of landing on red?
Answer: 5⁄12