Keystones — Lintel
Five GCSE retrieval questions · 11 September 2024 · mathsvault.uk/keystones
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1. Number
What is the missing number: 91 + ? = 128
Answer: 37 -
2. Algebra
Solve: 3x = 36
Answer: x = 12 -
3. Geometry
Opposite = 20cm, adjacent = 11cm. Calculate the angle
Answer: 61.2° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
Calculate the mean of: 31, 29, 14, 18, 32, 5, 40, 16
Answer: 23.1