Keystones — Lintel
Five GCSE retrieval questions · 22 December 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 333 + 614
Answer: 333 + 614 = 947 -
2. Algebra
Solve: x⁄4 = 6.25
Answer: x = 25 -
3. Geometry
Adjacent = 23cm, hypotenuse = 35cm. Find the angle
Answer: 48.9° -
4. Ratio
Calculate 49.2% of 266
Answer: 130.87 -
5. Statistics
A bag has 5 red and 4 blue balls. What is the probability of picking a red ball?
Answer: 5⁄9