Keystones — Lintel
Five GCSE retrieval questions · 28 February 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 102. What are the numbers?
Answer: 33, 34, and 35 -
2. Algebra
Solve: x⁄5 = 2.8
Answer: x = 14 -
3. Geometry
Opposite = 16cm, adjacent = 19cm. Calculate the angle
Answer: 40.1° -
4. Ratio
Find 82% of 117
Answer: 95.94 -
5. Statistics
A bag has 5 red and 6 blue balls. What is the probability of picking a red ball?
Answer: 5⁄11