Keystones — Lintel
Five GCSE retrieval questions · 8 August 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 990 + 536
Answer: 1526 -
2. Algebra
Solve: 2x = 8
Answer: x = 4 -
3. Geometry
Adjacent = 25cm, hypotenuse = 32cm. Find the angle
Answer: 38.6° -
4. Ratio
Find 41% of 457
Answer: 187.37 -
5. Statistics
A bag has 3 red and 3 blue balls. What is the probability of picking a red ball?
Answer: 1⁄2