Keystones — Lintel
Five GCSE retrieval questions · 15 October 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 272 + 920
Answer: 272 + 920 = 1192 -
2. Algebra
Solve: 9x = 126
Answer: x = 14 -
3. Geometry
Opposite = 9cm, adjacent = 10cm. Calculate the angle
Answer: 42° -
4. Ratio
Calculate 34.3% of 354
Answer: 121.42 -
5. Statistics
A bag has 8 red and 6 blue balls. What is the probability of picking a red ball?
Answer: 4⁄7