Keystones — Lintel
Five GCSE retrieval questions · 29 May 2022 · mathsvault.uk/keystones
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1. Number
What is ∛64?
Answer: 4 -
2. Algebra
Solve: 9x = 99
Answer: x = 11 -
3. Geometry
Adjacent = 14cm, hypotenuse = 28cm. Find the angle
Answer: 60° -
4. Ratio
Find 77% of 499
Answer: 384.23 -
5. Statistics
A bag has 6 red and 8 blue balls. What is the probability of picking a red ball?
Answer: 3⁄7