Keystones — Cornerstone
Five GCSE retrieval questions · 9 April 2023 · mathsvault.uk/keystones
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1. Number
Add: 5⁄6 + 1⁄3
Answer: 7⁄6 -
2. Algebra
Find the next term: 16, 26, 36, 46, ...
Answer: 56 -
3. Geometry
Opposite = 10cm, adjacent = 11cm. Calculate the angle
Answer: 42.3° -
4. Ratio
Calculate 50% of 184
Answer: 92 -
5. Statistics
A bag has 4 red and 7 blue balls. What is the probability of picking a red ball?
Answer: 4⁄11