Keystones — Capstone
Five GCSE retrieval questions · 20 December 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 99. What are the numbers?
Answer: 32, 33, and 34 -
2. Algebra
Simplify: 8x - 3x + 10y - 2y
Answer: 5x + 8y -
3. Geometry
Adjacent = 25cm, hypotenuse = 41cm. Find the angle
Answer: 52.4° -
4. Ratio
Calculate 18% of 505
Answer: 90.9 -
5. Statistics
A spinner has 2 red, 5 blue and 4 green sections. Probability of landing on red?
Answer: 2⁄11