Keystones — Lintel
Five GCSE retrieval questions · 25 December 2021 · mathsvault.uk/keystones
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1. Number
What is ∛8?
Answer: 2 -
2. Algebra
Find the next term: 1, 3, 7, 13, ...
Answer: 21 -
3. Geometry
Opposite = 11cm, adjacent = 18cm. Calculate the angle
Answer: 31.4° -
4. Ratio
Calculate 26% of 727
Answer: 189.02 -
5. Statistics
A bag has 7 red and 3 blue balls. What is the probability of picking a red ball?
Answer: 7⁄10