Keystones — Capstone
Five GCSE retrieval questions · 19 February 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 138. What are the numbers?
Answer: 45, 46, and 47 -
2. Algebra
Simplify: 27x²y³ ÷ 5xy²
Answer: 5.4xy -
3. Geometry
Adjacent = 30cm, hypotenuse = 49cm. Find the angle
Answer: 52.2° -
4. Ratio
Calculate 26.8% of 503
Answer: 134.8 -
5. Statistics
A spinner has 2 red, 4 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄4