Keystones — Lintel
Five GCSE retrieval questions · 20 April 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 842 + 923
Answer: 842 + 923 = 1765 -
2. Algebra
Solve: x⁄3 = 7
Answer: x = 21 -
3. Geometry
Opposite = 8cm, adjacent = 9cm. Calculate the angle
Answer: 41.6° -
4. Ratio
Find 83% of 472
Answer: 391.76 -
5. Statistics
A bag has 3 red and 8 blue balls. What is the probability of picking a red ball?
Answer: 3⁄11