Keystones — Capstone
Five GCSE retrieval questions · 11 October 2024 · 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: 11x - 2x + 5y - y
Answer: 9x + 4y -
3. Geometry
Adjacent = 17cm, hypotenuse = 30cm. Find the angle
Answer: 55.5° -
4. Ratio
Calculate 15.7% of 414
Answer: 65 -
5. Statistics
A spinner has 2 red, 6 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄5