Keystones — Lintel
Five GCSE retrieval questions · 18 May 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 282 + 303
Answer: 282 + 303 = 585 -
2. Algebra
Solve: 5x = 35
Answer: x = 7 -
3. Geometry
Opposite = 17cm, adjacent = 16cm. Calculate the angle
Answer: 46.7° -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
A bag has 3 red and 4 blue balls. What is the probability of picking a red ball?
Answer: 3⁄7