Keystones — Capstone
Five GCSE retrieval questions · 2 February 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 150. What are the numbers?
Answer: 49, 50, and 51 -
2. Algebra
Simplify: 8x - 6x + 5y - 2y
Answer: 2x + 3y -
3. Geometry
Adjacent = 17cm, hypotenuse = 34cm. Find the angle
Answer: 60° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 5 blue and 6 green sections. Probability of landing on red?
Answer: 6⁄17