Keystones — Lintel
Five GCSE retrieval questions · 25 August 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 992 + 710
Answer: 1702 -
2. Algebra
Solve: 7x = 21
Answer: x = 3 -
3. Geometry
Adjacent = 19cm, hypotenuse = 24cm. Find the angle
Answer: 37.7° -
4. Ratio
Find 15% of 362
Answer: 54.3 -
5. Statistics
A bag has 5 red and 4 blue balls. What is the probability of picking a red ball?
Answer: 5⁄9