Keystones — Lintel
Five GCSE retrieval questions · 9 November 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 237 + 676
Answer: 237 + 676 = 913 -
2. Algebra
Expand: 2(3x + 8)
Answer: 6x + 16 -
3. Geometry
Adjacent = 19cm, hypotenuse = 38cm. Find the angle
Answer: 60° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
A bag has 5 red and 8 blue balls. What is the probability of picking a red ball?
Answer: 5⁄13