Keystones — Lintel
Five GCSE retrieval questions · 14 July 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 111. What are the numbers?
Answer: 36, 37, and 38 -
2. Algebra
Solve: 6x = 48
Answer: x = 8 -
3. Geometry
Opposite = 20cm, adjacent = 13cm. Calculate the angle
Answer: 57° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
A bag has 6 red and 8 blue balls. What is the probability of picking a red ball?
Answer: 3⁄7