Keystones — Capstone
Five GCSE retrieval questions · 13 May 2023 · 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
Solve: x⁄5 = 2.6
Answer: x = 13 -
3. Geometry
Adjacent = 25cm, hypotenuse = 40cm. Find the angle
Answer: 51.3° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
A spinner has 2 red, 2 blue and 5 green sections. Probability of landing on red?
Answer: 2⁄9