Keystones — Lintel
Five GCSE retrieval questions · 27 July 2021 · mathsvault.uk/keystones
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1. Number
What is the missing number: 98 + ? = 120
Answer: 22 -
2. Algebra
What is the next term? 7, 28, 112, 448, ...
Answer: 1792 -
3. Geometry
Opposite = 14cm, adjacent = 12cm. Calculate the angle
Answer: 49.4° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
Calculate the mean of: 22, 20, 40, 40, 28, 18, 22, 24
Answer: 26.8