Keystones — Lintel
Five GCSE retrieval questions · 12 May 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 132. What are the numbers?
Answer: 43, 44, and 45 -
2. Algebra
Solve: x⁄4 = 8.25
Answer: x = 33 -
3. Geometry
Opposite = 16cm, adjacent = 12cm. Calculate the angle
Answer: 53.1° -
4. Ratio
Find 83% of 500
Answer: 415 -
5. Statistics
A bag has 3 red and 3 blue balls. What is the probability of picking a red ball?
Answer: 1⁄2