Keystones — Lintel
Five GCSE retrieval questions · 20 June 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 96. What are the numbers?
Answer: 31, 32, and 33 -
2. Algebra
Solve: x⁄2 = 6
Answer: x = 12 -
3. Geometry
Adjacent = 27cm, hypotenuse = 44cm. Find the angle
Answer: 52.1° -
4. Ratio
Simplify: 8:16:24
Answer: 1:2:3 -
5. Statistics
A bag has 7 red and 3 blue balls. What is the probability of picking a red ball?
Answer: 7⁄10